diff --git a/ape/loader.c b/ape/loader.c
index 33088d176..08a736709 100644
--- a/ape/loader.c
+++ b/ape/loader.c
@@ -379,7 +379,7 @@ __attribute__((__noinline__)) static long Mmap(long addr, long size, int prot,
   return ax;
 }
 
-static int MunmapLinux(const void *addr, unsigned long size) {
+int MunmapLinux(const void *addr, unsigned long size) {
   int ax;
   asm volatile("syscall"
                : "=a"(ax)
@@ -388,7 +388,7 @@ static int MunmapLinux(const void *addr, unsigned long size) {
   return ax;
 }
 
-static int PrctlLinux(int op, long a, long b, long c, long d) {
+int PrctlLinux(int op, long a, long b, long c, long d) {
   int rc;
   asm volatile("mov\t%5,%%r10\n\t"
                "mov\t%6,%%r8\n\t"
diff --git a/examples/cosh.c b/examples/cosh.c
index 6fe9bb60d..bf91bc7a1 100644
--- a/examples/cosh.c
+++ b/examples/cosh.c
@@ -14,7 +14,6 @@
 #include "libc/calls/struct/timespec.h"
 #include "libc/fmt/fmt.h"
 #include "libc/fmt/itoa.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/internal.h"
 #include "libc/log/log.h"
 #include "libc/macros.internal.h"
diff --git a/examples/forkrand.c b/examples/forkrand.c
index 3365eee35..691fdb6b4 100644
--- a/examples/forkrand.c
+++ b/examples/forkrand.c
@@ -8,14 +8,13 @@
 ╚─────────────────────────────────────────────────────────────────*/
 #endif
 #include "libc/calls/calls.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/check.h"
 #include "libc/log/log.h"
 #include "libc/nt/nt/process.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/gc.h"
 #include "libc/runtime/memtrack.internal.h"
 #include "libc/runtime/runtime.h"
+#include "libc/stdio/rand.h"
 #include "libc/stdio/stdio.h"
 #include "libc/time/time.h"
 #include "libc/x/x.h"
diff --git a/examples/rlimit.c b/examples/rlimit.c
index 894d2a665..04d0e4796 100644
--- a/examples/rlimit.c
+++ b/examples/rlimit.c
@@ -12,7 +12,6 @@
 #include "libc/calls/struct/rlimit.h"
 #include "libc/errno.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/color.internal.h"
 #include "libc/macros.internal.h"
 #include "libc/stdio/stdio.h"
diff --git a/libc/calls/arememoryintervalsok.c b/libc/calls/arememoryintervalsok.c
index bc2731e69..fc3bf76ec 100644
--- a/libc/calls/arememoryintervalsok.c
+++ b/libc/calls/arememoryintervalsok.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/strace.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/memtrack.internal.h"
 
 noasan bool AreMemoryIntervalsOk(const struct MemoryIntervals *mm) {
diff --git a/libc/calls/copyfile.c b/libc/calls/copyfile.c
index e1f034f86..288b716c4 100644
--- a/libc/calls/copyfile.c
+++ b/libc/calls/copyfile.c
@@ -21,7 +21,6 @@
 #include "libc/calls/struct/stat.h"
 #include "libc/calls/syscall_support-nt.internal.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/nt/createfile.h"
 #include "libc/nt/enum/accessmask.h"
 #include "libc/nt/enum/creationdisposition.h"
diff --git a/libc/calls/directmap.c b/libc/calls/directmap.c
index afb1265d3..d2e29ec5c 100644
--- a/libc/calls/directmap.c
+++ b/libc/calls/directmap.c
@@ -16,17 +16,13 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/likely.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/errno.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
-#include "libc/intrin/spinlock.h"
 #include "libc/nt/runtime.h"
 #include "libc/runtime/directmap.internal.h"
 #include "libc/runtime/memtrack.internal.h"
-#include "libc/str/str.h"
 
 /**
  * Obtains memory mapping directly from system.
diff --git a/libc/calls/execve-nt.greg.c b/libc/calls/execve-nt.greg.c
index d7c565197..1971c6240 100644
--- a/libc/calls/execve-nt.greg.c
+++ b/libc/calls/execve-nt.greg.c
@@ -22,7 +22,6 @@
 #include "libc/calls/ntspawn.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/syscall-nt.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/weaken.h"
 #include "libc/mem/alloca.h"
 #include "libc/nt/accounting.h"
diff --git a/libc/calls/execve-sysv.c b/libc/calls/execve-sysv.c
index 67e34dcce..38add6742 100644
--- a/libc/calls/execve-sysv.c
+++ b/libc/calls/execve-sysv.c
@@ -16,13 +16,12 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
-#include "libc/intrin/safemacros.internal.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
+#include "libc/intrin/safemacros.internal.h"
 #include "libc/mem/alloca.h"
 #include "libc/paths.h"
 #include "libc/runtime/runtime.h"
diff --git a/libc/calls/fcntl-nt.c b/libc/calls/fcntl-nt.c
index 36300cd8e..9ddd29789 100644
--- a/libc/calls/fcntl-nt.c
+++ b/libc/calls/fcntl-nt.c
@@ -25,7 +25,6 @@
 #include "libc/calls/wincrash.internal.h"
 #include "libc/errno.h"
 #include "libc/intrin/cmpxchg.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/nt/createfile.h"
 #include "libc/nt/enum/accessmask.h"
@@ -117,6 +116,8 @@ textwindows int sys_fcntl_nt(int fd, int cmd, uintptr_t arg) {
       // O_APPEND doesn't appear to be tunable at cursory glance
       // O_NONBLOCK might require we start doing all i/o in threads
       // O_DSYNC / O_RSYNC / O_SYNC maybe if we fsync() everything
+      // O_DIRECT | O_RANDOM | O_SEQUENTIAL | O_NDELAY possible but
+      // not worth it.
       return einval();
     } else if (cmd == F_GETFD) {
       if (g_fds.p[fd].flags & O_CLOEXEC) {
diff --git a/libc/calls/fstat-nt.c b/libc/calls/fstat-nt.c
index c869fb6d9..1fe589451 100644
--- a/libc/calls/fstat-nt.c
+++ b/libc/calls/fstat-nt.c
@@ -21,7 +21,6 @@
 #include "libc/calls/struct/stat.h"
 #include "libc/calls/syscall_support-nt.internal.h"
 #include "libc/fmt/conv.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/nexgen32e/bsr.h"
 #include "libc/nt/enum/fileflagandattributes.h"
diff --git a/libc/calls/fstatat.c b/libc/calls/fstatat.c
index 0f446bf6d..27958a2b0 100644
--- a/libc/calls/fstatat.c
+++ b/libc/calls/fstatat.c
@@ -26,7 +26,6 @@
 #include "libc/fmt/itoa.h"
 #include "libc/intrin/asan.internal.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/weaken.h"
 #include "libc/log/log.h"
 #include "libc/mem/alloca.h"
diff --git a/libc/calls/fstatfs-nt.c b/libc/calls/fstatfs-nt.c
index d4b7d1152..0d6e3b5b4 100644
--- a/libc/calls/fstatfs-nt.c
+++ b/libc/calls/fstatfs-nt.c
@@ -21,7 +21,6 @@
 #include "libc/calls/struct/statfs.h"
 #include "libc/calls/struct/statfs.internal.h"
 #include "libc/calls/syscall_support-nt.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/limits.h"
 #include "libc/macros.internal.h"
 #include "libc/nt/enum/fsinformationclass.h"
diff --git a/libc/calls/kill-nt.c b/libc/calls/kill-nt.c
index 60f909fc3..818b46e6f 100644
--- a/libc/calls/kill-nt.c
+++ b/libc/calls/kill-nt.c
@@ -20,7 +20,6 @@
 #include "libc/calls/getconsolectrlevent.internal.h"
 #include "libc/calls/internal.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/nt/console.h"
 #include "libc/nt/enum/ctrlevent.h"
diff --git a/libc/calls/mkntenvblock.c b/libc/calls/mkntenvblock.c
index 0b740ce18..62042bb2f 100644
--- a/libc/calls/mkntenvblock.c
+++ b/libc/calls/mkntenvblock.c
@@ -16,13 +16,12 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/mem/arraylist2.internal.h"
-#include "libc/intrin/bits.h"
 #include "libc/calls/ntspawn.h"
 #include "libc/fmt/conv.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/alloca.h"
+#include "libc/mem/arraylist2.internal.h"
 #include "libc/mem/mem.h"
 #include "libc/str/oldutf16.internal.h"
 #include "libc/str/str.h"
diff --git a/libc/calls/pledge-linux.c b/libc/calls/pledge-linux.c
index f5c0ad4b0..2ba7f51c2 100644
--- a/libc/calls/pledge-linux.c
+++ b/libc/calls/pledge-linux.c
@@ -23,7 +23,6 @@
 #include "libc/calls/struct/seccomp.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/calls/syscall_support-sysv.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/likely.h"
 #include "libc/intrin/promises.internal.h"
 #include "libc/macros.internal.h"
@@ -58,7 +57,7 @@
 #define SPECIAL   0xf000
 #define SELF      0x8000
 #define ADDRLESS  0x2000
-#define INET      0x8000
+#define INET      0x2000
 #define LOCK      0x4000
 #define NOEXEC    0x8000
 #define EXEC      0x4000
@@ -440,7 +439,7 @@ static const uint16_t kPledgeDefault[] = {
     __NR_linux_exit,  // thread return / exit()
 };
 
-// the stdio contains all the benign system calls. openbsd makes the
+// stdio contains all the benign system calls. openbsd makes the
 // assumption that preexisting file descriptors are trustworthy. we
 // implement checking for these as a simple linear scan rather than
 // binary search, since there doesn't appear to be any measurable
@@ -645,6 +644,7 @@ static const uint16_t kPledgeInet[] = {
     __NR_linux_connect,                //
     __NR_linux_accept,                 //
     __NR_linux_accept4,                //
+    __NR_linux_ioctl | INET,           //
     __NR_linux_getsockopt | RESTRICT,  //
     __NR_linux_setsockopt | RESTRICT,  //
     __NR_linux_getpeername,            //
@@ -1178,6 +1178,22 @@ static privileged void AllowIoctlStdio(struct Filter *f) {
   AppendFilter(f, PLEDGE(fragment));
 }
 
+// The second argument of ioctl() must be one of:
+//
+//   - SIOCATMARK (0x8905)
+//
+static privileged void AllowIoctlInet(struct Filter *f) {
+  static const struct sock_filter fragment[] = {
+      /*L0*/ BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, __NR_linux_ioctl, 0, 4),
+      /*L1*/ BPF_STMT(BPF_LD | BPF_W | BPF_ABS, OFF(args[1])),
+      /*L5*/ BPF_JUMP(BPF_JMP | BPF_JEQ | BPF_K, 0x8905, 0, 1),
+      /*L6*/ BPF_STMT(BPF_RET | BPF_K, SECCOMP_RET_ALLOW),
+      /*L7*/ BPF_STMT(BPF_LD | BPF_W | BPF_ABS, OFF(nr)),
+      /*L8*/ /* next filter */
+  };
+  AppendFilter(f, PLEDGE(fragment));
+}
+
 // The second argument of ioctl() must be one of:
 //
 //   - TCGETS     (0x5401)
@@ -1908,6 +1924,9 @@ static privileged void AppendPledge(struct Filter *f,   //
       case __NR_linux_ioctl | TTY:
         AllowIoctlTty(f);
         break;
+      case __NR_linux_ioctl | INET:
+        AllowIoctlInet(f);
+        break;
       case __NR_linux_socket | INET:
         AllowSocketInet(f);
         break;
diff --git a/libc/calls/poll-nt.c b/libc/calls/poll-nt.c
index 34ff5669f..abb2d7770 100644
--- a/libc/calls/poll-nt.c
+++ b/libc/calls/poll-nt.c
@@ -24,7 +24,6 @@
 #include "libc/calls/struct/sigaction.h"
 #include "libc/errno.h"
 #include "libc/intrin/bits.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/intrin/weaken.h"
 #include "libc/macros.internal.h"
diff --git a/libc/calls/raise.c b/libc/calls/raise.c
index 81705058d..54665886e 100644
--- a/libc/calls/raise.c
+++ b/libc/calls/raise.c
@@ -23,7 +23,6 @@
 #include "libc/calls/struct/sigset.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/calls/syscall_support-nt.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/nt/console.h"
 #include "libc/nt/errors.h"
 #include "libc/nt/process.h"
diff --git a/libc/calls/read.c b/libc/calls/read.c
index c09023c64..2108b4d3f 100644
--- a/libc/calls/read.c
+++ b/libc/calls/read.c
@@ -24,7 +24,6 @@
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/dce.h"
 #include "libc/intrin/asan.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/weaken.h"
 #include "libc/sock/internal.h"
 #include "libc/sock/sock.h"
diff --git a/libc/calls/setitimer-nt.c b/libc/calls/setitimer-nt.c
index 882e8369b..eab41d87b 100644
--- a/libc/calls/setitimer-nt.c
+++ b/libc/calls/setitimer-nt.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/bits.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/sig.internal.h"
 #include "libc/calls/strace.internal.h"
@@ -26,7 +25,7 @@
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/fmt/conv.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
 #include "libc/log/check.h"
 #include "libc/math.h"
 #include "libc/nexgen32e/nexgen32e.h"
diff --git a/libc/calls/sigenter-freebsd.c b/libc/calls/sigenter-freebsd.c
index fce6e3af2..20e6b4a39 100644
--- a/libc/calls/sigenter-freebsd.c
+++ b/libc/calls/sigenter-freebsd.c
@@ -25,7 +25,6 @@
 #include "libc/calls/struct/siginfo.h"
 #include "libc/calls/struct/ucontext-freebsd.internal.h"
 #include "libc/calls/ucontext.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/macros.internal.h"
 #include "libc/runtime/runtime.h"
diff --git a/libc/calls/sigenter-xnu.c b/libc/calls/sigenter-xnu.c
index c60ea522b..82d5e716a 100644
--- a/libc/calls/sigenter-xnu.c
+++ b/libc/calls/sigenter-xnu.c
@@ -24,7 +24,6 @@
 #include "libc/calls/struct/siginfo-xnu.internal.h"
 #include "libc/calls/struct/siginfo.h"
 #include "libc/calls/ucontext.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/repstosb.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/runtime/runtime.h"
diff --git a/libc/calls/syscall-sysv.internal.h b/libc/calls/syscall-sysv.internal.h
index 387116b1d..3a400d7ed 100644
--- a/libc/calls/syscall-sysv.internal.h
+++ b/libc/calls/syscall-sysv.internal.h
@@ -61,7 +61,6 @@ i32 sys_ioctl(i32, u64, ...) hidden;
 i32 sys_issetugid(void) hidden;
 i32 sys_kill(i32, i32, i32) hidden;
 i32 sys_linkat(i32, const char *, i32, const char *, i32) hidden;
-i64 sys_lseek(i32, i64, i64, i64) hidden;
 i32 sys_madvise(void *, size_t, i32) hidden;
 i32 sys_memfd_create(const char *, u32) hidden;
 i32 sys_mincore(void *, u64, unsigned char *) hidden;
@@ -101,12 +100,14 @@ i32 sys_tgkill(i32, i32, i32) hidden;
 i32 sys_tkill(i32, i32, void *) hidden;
 i32 sys_truncate(const char *, u64, u64) hidden;
 i32 sys_uname(void *) hidden;
+i32 sys_unlink(const char *) hidden;
 i32 sys_unlinkat(i32, const char *, i32) hidden;
 i32 sys_unmount(const char *, i32) hidden;
 i32 sys_unveil(const char *, const char *) hidden;
 i64 __sys_ptrace(i32, i32, i64, long *) hidden;
 i64 sys_copy_file_range(i32, long *, i32, long *, u64, u32) hidden;
 i64 sys_getrandom(void *, u64, u32) hidden;
+i64 sys_lseek(i32, i64, i64, i64) hidden;
 i64 sys_pread(i32, void *, u64, i64, i64) hidden;
 i64 sys_pwrite(i32, const void *, u64, i64, i64) hidden;
 i64 sys_read(i32, void *, u64) hidden;
diff --git a/libc/calls/tkill.c b/libc/calls/tkill.c
index 0d20432de..845f2b0ad 100644
--- a/libc/calls/tkill.c
+++ b/libc/calls/tkill.c
@@ -21,7 +21,6 @@
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/calls/syscall_support-nt.internal.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/nt/enum/threadaccess.h"
 #include "libc/nt/runtime.h"
 #include "libc/nt/thread.h"
diff --git a/libc/calls/ttyname_r.c b/libc/calls/ttyname_r.c
index 900895c48..278119a14 100644
--- a/libc/calls/ttyname_r.c
+++ b/libc/calls/ttyname_r.c
@@ -26,7 +26,6 @@
 #include "libc/errno.h"
 #include "libc/fmt/fmt.h"
 #include "libc/fmt/itoa.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/log.h"
 #include "libc/nt/console.h"
 #include "libc/nt/enum/consolemodeflags.h"
diff --git a/libc/calls/unveil.c b/libc/calls/unveil.c
index f76dc8212..759ad3db8 100644
--- a/libc/calls/unveil.c
+++ b/libc/calls/unveil.c
@@ -29,7 +29,6 @@
 #include "libc/calls/syscall_support-sysv.internal.h"
 #include "libc/errno.h"
 #include "libc/fmt/conv.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/nexgen32e/threaded.h"
 #include "libc/runtime/internal.h"
diff --git a/libc/calls/vdsofunc.greg.c b/libc/calls/vdsofunc.greg.c
index 44828984e..9a988e138 100644
--- a/libc/calls/vdsofunc.greg.c
+++ b/libc/calls/vdsofunc.greg.c
@@ -16,7 +16,6 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/elf/scalar.h"
@@ -26,7 +25,7 @@
 #include "libc/elf/struct/sym.h"
 #include "libc/elf/struct/verdaux.h"
 #include "libc/elf/struct/verdef.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sysv/consts/auxv.h"
 
diff --git a/libc/calls/wait4-nt.c b/libc/calls/wait4-nt.c
index 20b08eee2..bd3a9ba45 100644
--- a/libc/calls/wait4-nt.c
+++ b/libc/calls/wait4-nt.c
@@ -25,7 +25,6 @@
 #include "libc/calls/struct/rusage.h"
 #include "libc/calls/syscall_support-nt.internal.h"
 #include "libc/fmt/conv.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/macros.internal.h"
 #include "libc/nt/accounting.h"
diff --git a/libc/elf/checkelfaddress.c b/libc/elf/checkelfaddress.c
index 12e38520c..e336c8b33 100644
--- a/libc/elf/checkelfaddress.c
+++ b/libc/elf/checkelfaddress.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/elf/elf.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/runtime.h"
 
 void CheckElfAddress(const Elf64_Ehdr *elf, size_t mapsize, intptr_t addr,
diff --git a/libc/intrin/describeflags.c b/libc/intrin/describeflags.c
index 09089d540..84bf670c3 100644
--- a/libc/intrin/describeflags.c
+++ b/libc/intrin/describeflags.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 
 // TODO(jart): Fork this function into ASAN and non-ASAN versions.
 const char *DescribeFlags(char *p, size_t n, struct DescribeFlags *d, size_t m,
diff --git a/libc/intrin/describentfileflagattr.c b/libc/intrin/describentfileflagattr.c
index 5b1517b2f..d86d35ac4 100644
--- a/libc/intrin/describentfileflagattr.c
+++ b/libc/intrin/describentfileflagattr.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/nt/enum/fileflagandattributes.h"
 #include "libc/runtime/runtime.h"
diff --git a/libc/intrin/exit1.greg.c b/libc/intrin/exit1.greg.c
index 7dc596e27..a63877462 100644
--- a/libc/intrin/exit1.greg.c
+++ b/libc/intrin/exit1.greg.c
@@ -18,7 +18,6 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/strace.internal.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/promises.internal.h"
 #include "libc/nt/thread.h"
 #include "libc/runtime/runtime.h"
diff --git a/libc/intrin/getenv.greg.c b/libc/intrin/getenv.greg.c
index c4039bd6b..800db2808 100644
--- a/libc/intrin/getenv.greg.c
+++ b/libc/intrin/getenv.greg.c
@@ -20,7 +20,6 @@
 #include "libc/calls/strace.internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/runtime/runtime.h"
 
diff --git a/libc/intrin/pthread_mutex_unlock.c b/libc/intrin/pthread_mutex_unlock.c
index 3a82fa163..2f03a4464 100644
--- a/libc/intrin/pthread_mutex_unlock.c
+++ b/libc/intrin/pthread_mutex_unlock.c
@@ -17,11 +17,10 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/atomic.h"
 #include "libc/calls/calls.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/atomic.h"
 #include "libc/intrin/pthread.h"
 
 /**
diff --git a/libc/intrin/spinlock.h b/libc/intrin/spinlock.h
index 8ac51a226..58d666b76 100644
--- a/libc/intrin/spinlock.h
+++ b/libc/intrin/spinlock.h
@@ -2,10 +2,6 @@
 #define COSMOPOLITAN_LIBC_INTRIN_SPINLOCK_H_
 #if !(__ASSEMBLER__ + __LINKER__ + 0)
 COSMOPOLITAN_C_START_
-/*───────────────────────────────────────────────────────────────────────────│─╗
-│ cosmopolitan § spinlocks                                                 ─╬─│┼
-╚────────────────────────────────────────────────────────────────────────────│─╝
-  fast tiny inline synchronization routines */
 
 #ifdef TINY
 #define _spinlock(lock) _spinlock_tiny(lock)
@@ -31,24 +27,6 @@ COSMOPOLITAN_C_START_
   })
 
 #define _spinlock_cooperative(lock)                  \
-  ({                                                 \
-    char __x;                                        \
-    unsigned __tries = 0;                            \
-    char *__lock = (lock);                           \
-    for (;;) {                                       \
-      __atomic_load(__lock, &__x, __ATOMIC_RELAXED); \
-      if (!__x && !_trylock(__lock)) {               \
-        break;                                       \
-      } else if (++__tries & 7) {                    \
-        __builtin_ia32_pause();                      \
-      } else {                                       \
-        _spinlock_yield();                           \
-      }                                              \
-    }                                                \
-    0;                                               \
-  })
-
-#define _spinlock_cooperative_(lock)                 \
   ({                                                 \
     char __x;                                        \
     volatile int __i;                                \
diff --git a/libc/intrin/wsawaitformultipleevents.c b/libc/intrin/wsawaitformultipleevents.c
index 879625683..c578ff0fe 100644
--- a/libc/intrin/wsawaitformultipleevents.c
+++ b/libc/intrin/wsawaitformultipleevents.c
@@ -19,7 +19,6 @@
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/syscall_support-nt.internal.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/nt/thunk/msabi.h"
 #include "libc/nt/winsock.h"
 
diff --git a/libc/log/attachdebugger.c b/libc/log/attachdebugger.c
index 37117f9f4..454dd53c1 100644
--- a/libc/log/attachdebugger.c
+++ b/libc/log/attachdebugger.c
@@ -16,10 +16,10 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/safemacros.internal.h"
 #include "libc/calls/calls.h"
 #include "libc/fmt/fmt.h"
 #include "libc/intrin/kprintf.h"
+#include "libc/intrin/safemacros.internal.h"
 #include "libc/log/color.internal.h"
 #include "libc/log/gdb.h"
 #include "libc/log/internal.h"
diff --git a/libc/log/startfatal.c b/libc/log/startfatal.c
index 0b88985d8..3fe945c48 100644
--- a/libc/log/startfatal.c
+++ b/libc/log/startfatal.c
@@ -16,9 +16,8 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/safemacros.internal.h"
 #include "libc/intrin/kprintf.h"
-#include "libc/log/color.internal.h"
+#include "libc/intrin/safemacros.internal.h"
 #include "libc/log/internal.h"
 #include "libc/runtime/runtime.h"
 
diff --git a/libc/runtime/enable_tls.c b/libc/runtime/enable_tls.c
index 7fb3768df..f16f8793f 100644
--- a/libc/runtime/enable_tls.c
+++ b/libc/runtime/enable_tls.c
@@ -17,14 +17,13 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/bits.h"
-#include "libc/intrin/weaken.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
+#include "libc/intrin/weaken.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/macros.internal.h"
 #include "libc/nexgen32e/msr.h"
diff --git a/libc/runtime/hook.greg.c b/libc/runtime/hook.greg.c
index a80df3168..c68cbb904 100644
--- a/libc/runtime/hook.greg.c
+++ b/libc/runtime/hook.greg.c
@@ -16,12 +16,11 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/sigset.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/runtime/symbols.internal.h"
diff --git a/libc/runtime/mmap.c b/libc/runtime/mmap.c
index 1e07db63d..97b00ec93 100644
--- a/libc/runtime/mmap.c
+++ b/libc/runtime/mmap.c
@@ -17,10 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/bits.h"
-#include "libc/intrin/likely.h"
-#include "libc/intrin/safemacros.internal.h"
-#include "libc/intrin/weaken.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/internal.h"
 #include "libc/calls/strace.internal.h"
@@ -29,10 +25,13 @@
 #include "libc/errno.h"
 #include "libc/intrin/asan.internal.h"
 #include "libc/intrin/asancodes.h"
+#include "libc/intrin/bits.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/likely.h"
 #include "libc/intrin/pthread.h"
+#include "libc/intrin/safemacros.internal.h"
 #include "libc/intrin/spinlock.h"
+#include "libc/intrin/weaken.h"
 #include "libc/limits.h"
 #include "libc/log/backtrace.internal.h"
 #include "libc/log/libfatal.internal.h"
@@ -41,11 +40,11 @@
 #include "libc/nt/process.h"
 #include "libc/nt/runtime.h"
 #include "libc/nt/struct/processmemorycounters.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/directmap.internal.h"
 #include "libc/runtime/internal.h"
 #include "libc/runtime/memtrack.internal.h"
 #include "libc/runtime/runtime.h"
+#include "libc/stdio/rand.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/map.h"
 #include "libc/sysv/consts/o.h"
diff --git a/libc/runtime/mprotect.c b/libc/runtime/mprotect.c
index e9a911d20..39dfe6c82 100644
--- a/libc/runtime/mprotect.c
+++ b/libc/runtime/mprotect.c
@@ -16,17 +16,14 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/likely.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/likely.h"
 #include "libc/runtime/internal.h"
-#include "libc/runtime/runtime.h"
 #include "libc/sysv/consts/prot.h"
-#include "libc/sysv/errfuns.h"
 
 /**
  * Modifies restrictions on virtual memory address range.
diff --git a/libc/runtime/munmap.c b/libc/runtime/munmap.c
index 27e47588f..a42b300e6 100644
--- a/libc/runtime/munmap.c
+++ b/libc/runtime/munmap.c
@@ -17,16 +17,15 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/likely.h"
-#include "libc/intrin/weaken.h"
 #include "libc/calls/state.internal.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/intrin/asan.internal.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/likely.h"
 #include "libc/intrin/spinlock.h"
+#include "libc/intrin/weaken.h"
 #include "libc/log/backtrace.internal.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/log/log.h"
diff --git a/libc/runtime/opensymboltable.greg.c b/libc/runtime/opensymboltable.greg.c
index 0ab75a744..b0d6ffe73 100644
--- a/libc/runtime/opensymboltable.greg.c
+++ b/libc/runtime/opensymboltable.greg.c
@@ -16,9 +16,7 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/mem/alg.h"
 #include "libc/assert.h"
-#include "libc/intrin/bits.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/dce.h"
@@ -28,10 +26,11 @@
 #include "libc/elf/struct/shdr.h"
 #include "libc/elf/struct/sym.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
 #include "libc/limits.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/macros.internal.h"
+#include "libc/mem/alg.h"
 #include "libc/runtime/internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/runtime/symbols.internal.h"
diff --git a/libc/runtime/stackuse.c b/libc/runtime/stackuse.c
index 4e2557bd9..8b8217f4f 100644
--- a/libc/runtime/stackuse.c
+++ b/libc/runtime/stackuse.c
@@ -16,11 +16,10 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/atomic.h"
 #include "libc/calls/calls.h"
 #include "libc/dce.h"
 #include "libc/fmt/itoa.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/atomic.h"
 #include "libc/intrin/promises.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/runtime/stack.h"
diff --git a/libc/runtime/winmain.greg.c b/libc/runtime/winmain.greg.c
index 7836d27cc..ae5f027a1 100644
--- a/libc/runtime/winmain.greg.c
+++ b/libc/runtime/winmain.greg.c
@@ -16,9 +16,6 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
-#include "libc/intrin/pushpop.h"
-#include "libc/intrin/weaken.h"
 #include "libc/calls/state.internal.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/syscall_support-nt.internal.h"
@@ -26,9 +23,11 @@
 #include "libc/elf/pf2prot.internal.h"
 #include "libc/errno.h"
 #include "libc/fmt/fmt.h"
+#include "libc/intrin/bits.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/nomultics.internal.h"
+#include "libc/intrin/pushpop.h"
+#include "libc/intrin/weaken.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/macros.internal.h"
 #include "libc/nexgen32e/bsr.h"
diff --git a/libc/sock/closesocket-nt.c b/libc/sock/closesocket-nt.c
index 1ea05fc9a..56d644400 100644
--- a/libc/sock/closesocket-nt.c
+++ b/libc/sock/closesocket-nt.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/intrin/weaken.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/backtrace.internal.h"
 #include "libc/mem/mem.h"
 #include "libc/sock/internal.h"
diff --git a/libc/sock/connect.c b/libc/sock/connect.c
index 2395ce371..c5714b7a0 100644
--- a/libc/sock/connect.c
+++ b/libc/sock/connect.c
@@ -20,7 +20,6 @@
 #include "libc/calls/strace.internal.h"
 #include "libc/dce.h"
 #include "libc/intrin/asan.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/sock/internal.h"
 #include "libc/sock/sock.h"
 #include "libc/sock/struct/sockaddr.internal.h"
diff --git a/libc/sock/recv-nt.c b/libc/sock/recv-nt.c
index 1d62eaaa5..20f17ca09 100644
--- a/libc/sock/recv-nt.c
+++ b/libc/sock/recv-nt.c
@@ -20,7 +20,6 @@
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/struct/iovec.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/likely.h"
 #include "libc/nt/struct/overlapped.h"
 #include "libc/nt/winsock.h"
diff --git a/libc/sock/sendfile.c b/libc/sock/sendfile.c
index ac3910b17..2a1350a33 100644
--- a/libc/sock/sendfile.c
+++ b/libc/sock/sendfile.c
@@ -23,7 +23,6 @@
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/calls/syscall_support-nt.internal.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/safemacros.internal.h"
 #include "libc/nt/enum/wait.h"
 #include "libc/nt/errors.h"
diff --git a/libc/sock/sock.h b/libc/sock/sock.h
index f07ad3af9..dcb753ca5 100644
--- a/libc/sock/sock.h
+++ b/libc/sock/sock.h
@@ -40,6 +40,7 @@ int getsockopt(int, int, int, void *, uint32_t *);
 int setsockopt(int, int, int, const void *, uint32_t);
 int socketpair(int, int, int, int[2]);
 ssize_t sendto(int, const void *, size_t, uint32_t, const void *, uint32_t);
+int sockatmark(int);
 
 COSMOPOLITAN_C_END_
 #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
diff --git a/libc/sock/sockaddr2linux.c b/libc/sock/sockaddr2linux.c
index 91fed584d..143b858c9 100644
--- a/libc/sock/sockaddr2linux.c
+++ b/libc/sock/sockaddr2linux.c
@@ -16,7 +16,6 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/sock/internal.h"
 #include "libc/sock/struct/sockaddr.internal.h"
diff --git a/libc/sock/sockatmark.c b/libc/sock/sockatmark.c
new file mode 100644
index 000000000..a7e022cbd
--- /dev/null
+++ b/libc/sock/sockatmark.c
@@ -0,0 +1,52 @@
+/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
+│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8                                :vi│
+╞══════════════════════════════════════════════════════════════════════════════╡
+│ Copyright 2022 Justine Alexandra Roberts Tunney                              │
+│                                                                              │
+│ Permission to use, copy, modify, and/or distribute this software for         │
+│ any purpose with or without fee is hereby granted, provided that the         │
+│ above copyright notice and this permission notice appear in all copies.      │
+│                                                                              │
+│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL                │
+│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED                │
+│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE             │
+│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL         │
+│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR        │
+│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER               │
+│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
+│ PERFORMANCE OF THIS SOFTWARE.                                                │
+╚─────────────────────────────────────────────────────────────────────────────*/
+#include "libc/calls/strace.internal.h"
+#include "libc/calls/syscall-sysv.internal.h"
+#include "libc/dce.h"
+#include "libc/nt/winsock.h"
+#include "libc/sock/sock.h"
+#include "libc/sysv/consts/sio.h"
+
+static textwindows int sockatmark_nt(int64_t fd) {
+  bool32 res;
+  uint32_t bytes;
+  if (WSAIoctl(fd, SIOCATMARK, 0, 0, &res, sizeof(res), &bytes, 0, 0) != -1) {
+    return !res;
+  } else {
+    return -1;
+  }
+}
+
+/**
+ * Returns true if out of band data is available on socket for reading.
+ *
+ * @return 1 if OOB'd, 0 if not, or -1 w/ errno
+ */
+int sockatmark(int fd) {
+  int rc;
+  if (!IsWindows()) {
+    if (sys_ioctl(fd, SIOCATMARK, &rc) == -1) {
+      rc = -1;
+    }
+  } else {
+    rc = sockatmark_nt(fd);
+  }
+  STRACE("sockatmark(%d) → %d% m", fd, rc);
+  return rc;
+}
diff --git a/libc/stdio/fgets_unlocked.c b/libc/stdio/fgets_unlocked.c
index de4c94ef8..026ccd7f5 100644
--- a/libc/stdio/fgets_unlocked.c
+++ b/libc/stdio/fgets_unlocked.c
@@ -18,7 +18,6 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/stdio/stdio.h"
 #include "libc/str/str.h"
diff --git a/libc/sysv/consts.sh b/libc/sysv/consts.sh
index 47c578cb2..f0f790521 100755
--- a/libc/sysv/consts.sh
+++ b/libc/sysv/consts.sh
@@ -951,8 +951,11 @@ syscon	iproto	IPPROTO_BEETPH				94			-1			-1			-1			-1			-1
 syscon	iproto	IPPROTO_COMP				108			-1			-1			-1			-1			-1
 syscon	iproto	IPPROTO_DCCP				33			-1			-1			-1			-1			-1
 
+#	socket ioctl()
+#
+#	group	name					GNU/Systemd		XNU's Not UNIX!		FreeBSD			OpenBSD			NetBSD			The New Technology	Commentary
+syscon	sio	SIOCATMARK				0x8905			0x40047307		0x40047307		0x40047307		0x40047307		0x40047307		# use sockatmark(); determines if oob is available; bsd consensus
 syscon	sio	SIOCADDMULTI				0x8931			0x80206931		0x80206931		0x80206931		0x80206931		0			# bsd consensus
-syscon	sio	SIOCATMARK				0x8905			0x40047307		0x40047307		0x40047307		0x40047307		0			# bsd consensus
 syscon	sio	SIOCDELMULTI				0x8932			0x80206932		0x80206932		0x80206932		0x80206932		0			# bsd consensus
 syscon	sio	SIOCDIFADDR				0x8936			0x80206919		0x80206919		0x80206919		0x80206919		0			# bsd consensus
 syscon	sio	SIOCGIFADDR				0x8915			0xc0206921		0xc0206921		0xc0206921		0xc0206921		0			# bsd consensus
diff --git a/libc/sysv/consts/SIOCATMARK.s b/libc/sysv/consts/SIOCATMARK.s
index 8a5e9ca06..a6ad4fe05 100644
--- a/libc/sysv/consts/SIOCATMARK.s
+++ b/libc/sysv/consts/SIOCATMARK.s
@@ -1,2 +1,2 @@
 .include "o/libc/sysv/consts/syscon.internal.inc"
-.syscon sio,SIOCATMARK,0x8905,0x40047307,0x40047307,0x40047307,0x40047307,0
+.syscon sio,SIOCATMARK,0x8905,0x40047307,0x40047307,0x40047307,0x40047307,0x40047307
diff --git a/libc/testlib/runner.c b/libc/testlib/runner.c
index 868a4e633..e21ef413c 100644
--- a/libc/testlib/runner.c
+++ b/libc/testlib/runner.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/log.h"
 #include "libc/nexgen32e/nexgen32e.h"
 #include "libc/runtime/runtime.h"
diff --git a/libc/testlib/testmain.c b/libc/testlib/testmain.c
index 4eed3f7fa..af8ed85fa 100644
--- a/libc/testlib/testmain.c
+++ b/libc/testlib/testmain.c
@@ -26,7 +26,6 @@
 #include "libc/errno.h"
 #include "libc/intrin/asan.internal.h"
 #include "libc/intrin/bits.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/safemacros.internal.h"
 #include "libc/intrin/weaken.h"
 #include "libc/log/check.h"
diff --git a/libc/zipos/open.c b/libc/zipos/open.c
index b889b6a50..3a879cea8 100644
--- a/libc/zipos/open.c
+++ b/libc/zipos/open.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/atomic.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/internal.h"
 #include "libc/calls/state.internal.h"
@@ -26,8 +25,8 @@
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/intrin/asan.internal.h"
+#include "libc/intrin/atomic.h"
 #include "libc/intrin/cmpxchg.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/lockcmpxchg.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/nexgen32e/crc32.h"
diff --git a/test/libc/calls/_timespec_test.c b/test/libc/calls/_timespec_test.c
index 0a0b43dde..4f5887609 100644
--- a/test/libc/calls/_timespec_test.c
+++ b/test/libc/calls/_timespec_test.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/struct/timespec.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/stdio/rand.h"
 #include "libc/testlib/testlib.h"
 
diff --git a/test/libc/calls/clock_getres_test.c b/test/libc/calls/clock_getres_test.c
index 34d055b3d..4aace707c 100644
--- a/test/libc/calls/clock_getres_test.c
+++ b/test/libc/calls/clock_getres_test.c
@@ -18,7 +18,6 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/timespec.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sysv/consts/clock.h"
 #include "libc/testlib/testlib.h"
diff --git a/test/libc/calls/fcntl_test.c b/test/libc/calls/fcntl_test.c
index 1489fcce3..e4c4a4ce6 100644
--- a/test/libc/calls/fcntl_test.c
+++ b/test/libc/calls/fcntl_test.c
@@ -45,22 +45,20 @@ TEST(fcntl_getfl, testRemembersAccessMode) {
 }
 
 TEST(fcntl_setfl, testChangeAppendStatus) {
-  if (IsWindows()) {
-    // no obvious way to do fcntl(fd, F_SETFL, O_APPEND)
-    return;
-  }
-  int fd;
+  if (IsWindows()) return;  // Can't ReOpenFile() w/ O_APPEND
   char buf[8] = {0};
-  ASSERT_NE(-1, (fd = open("foo", O_CREAT | O_RDWR, 0644)));
-  EXPECT_EQ(3, write(fd, "foo", 3));
-  EXPECT_NE(-1, lseek(fd, 0, SEEK_SET));
-  EXPECT_NE(-1, fcntl(fd, F_SETFL, O_APPEND));
-  EXPECT_EQ(3, write(fd, "bar", 3));
-  EXPECT_NE(-1, lseek(fd, 0, SEEK_SET));
-  EXPECT_NE(-1, fcntl(fd, F_SETFL, 0));
-  EXPECT_EQ(6, read(fd, buf, 6));
+  ASSERT_SYS(0, 3, open("foo", O_CREAT | O_WRONLY, 0644));
+  EXPECT_SYS(0, 3, write(3, "foo", 3));
+  EXPECT_SYS(0, 0, lseek(3, 0, SEEK_SET));
+  EXPECT_SYS(0, 0, fcntl(3, F_SETFL, O_APPEND));
+  EXPECT_SYS(0, 3, write(3, "bar", 3));
+  EXPECT_SYS(0, 0, lseek(3, 0, SEEK_SET));
+  EXPECT_SYS(0, 0, fcntl(3, F_SETFL, 0));
+  EXPECT_SYS(0, 0, close(3));
+  ASSERT_SYS(0, 3, open("foo", 0));
+  EXPECT_SYS(0, 6, read(3, buf, 6));
   EXPECT_STREQ("foobar", buf);
-  EXPECT_NE(-1, close(fd));
+  EXPECT_SYS(0, 0, close(3));
 }
 
 TEST(fcntl, getfd) {
diff --git a/test/libc/calls/nanosleep_test.c b/test/libc/calls/nanosleep_test.c
index d7f15d4d2..369a259f3 100644
--- a/test/libc/calls/nanosleep_test.c
+++ b/test/libc/calls/nanosleep_test.c
@@ -22,7 +22,6 @@
 #include "libc/calls/struct/timespec.h"
 #include "libc/errno.h"
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/sysv/consts/itimer.h"
 #include "libc/sysv/consts/sa.h"
 #include "libc/sysv/consts/sig.h"
diff --git a/test/libc/calls/open_test.c b/test/libc/calls/open_test.c
index 5bd30ab4b..4d5b9df89 100644
--- a/test/libc/calls/open_test.c
+++ b/test/libc/calls/open_test.c
@@ -19,7 +19,6 @@
 #include "libc/calls/internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/str/str.h"
@@ -107,14 +106,16 @@ TEST(open, testOpenExistingForReadWrite_seeksToStart) {
 }
 
 TEST(open, testOpenExistingForAppendWriteOnly_seeksToEnd) {
-  char buf[8] = {0};
+  char buf[16] = {0};
   ASSERT_SYS(0, 0, xbarf("hello.txt", "hell", -1));
   ASSERT_SYS(0, 3, open("hello.txt", O_WRONLY | O_APPEND));
   EXPECT_SYS(0, 1, write(3, "o", 1));
+  EXPECT_SYS(0, 0, lseek(3, 0, SEEK_SET));
+  EXPECT_SYS(0, 1, write(3, "!", 1));
   EXPECT_SYS(0, 0, close(3));
   ASSERT_SYS(0, 3, open("hello.txt", O_RDONLY));
-  EXPECT_SYS(0, 5, read(3, buf, 7));
-  EXPECT_STREQ("hello", buf);
+  EXPECT_SYS(0, 6, read(3, buf, 8));
+  EXPECT_STREQ("hello!", buf);
   EXPECT_SYS(0, 0, close(3));
 }
 
diff --git a/test/libc/calls/pledge2_test.c b/test/libc/calls/pledge2_test.c
index 1d5b35b0e..a5a1bfe79 100644
--- a/test/libc/calls/pledge2_test.c
+++ b/test/libc/calls/pledge2_test.c
@@ -22,7 +22,6 @@
 #include "libc/calls/syscall_support-sysv.internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/promises.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sock/sock.h"
diff --git a/test/libc/calls/pledge_test.c b/test/libc/calls/pledge_test.c
index 1b5a910af..b037d50f8 100644
--- a/test/libc/calls/pledge_test.c
+++ b/test/libc/calls/pledge_test.c
@@ -29,7 +29,6 @@
 #include "libc/calls/syscall_support-sysv.internal.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/io.h"
 #include "libc/mem/mem.h"
@@ -37,6 +36,7 @@
 #include "libc/runtime/runtime.h"
 #include "libc/sock/sock.h"
 #include "libc/sock/struct/sockaddr.h"
+#include "libc/stdio/lock.h"
 #include "libc/stdio/stdio.h"
 #include "libc/sysv/consts/af.h"
 #include "libc/sysv/consts/at.h"
@@ -110,7 +110,6 @@ TEST(pledge, default_allowsExit) {
   EXPECT_SYS(0, 0, munmap(job, FRAMESIZE));
 }
 
-#if 0
 TEST(pledge, execpromises_notok) {
   if (IsOpenbsd()) return;  // b/c testing linux bpf
   int ws, pid;
@@ -167,7 +166,7 @@ TEST(pledge, stdio_forbidsOpeningPasswd2) {
   }
   EXPECT_NE(-1, wait(&ws));
   EXPECT_TRUE(WIFSIGNALED(ws));
-  EXPECT_EQ(SIGABRT, WTERMSIG(ws));
+  EXPECT_EQ(IsOpenbsd() ? SIGABRT : SIGSYS, WTERMSIG(ws));
 }
 
 TEST(pledge, multipleCalls_canOnlyBecomeMoreRestrictive1) {
@@ -375,24 +374,6 @@ TEST(pledge, mmapProtExec) {
   EXPECT_TRUE(WIFEXITED(ws) && !WEXITSTATUS(ws));
 }
 
-TEST(pledge, msyscall) {
-  if (IsOpenbsd()) return;  // b/c testing linux bpf
-  int ax, ws, pid;
-  ASSERT_NE(-1, (pid = fork()));
-  if (!pid) {
-    ASSERT_SYS(0, 0, pledge("stdio", 0));
-    // now issue authorized syscall where rip isn't privileged
-    asm volatile("syscall"
-                 : "=a"(ax)
-                 : "0"(__NR_linux_dup), "D"(2)
-                 : "rcx", "r11", "memory");
-    _Exit(1);
-  }
-  EXPECT_NE(-1, wait(&ws));
-  EXPECT_TRUE(WIFSIGNALED(ws));
-  EXPECT_EQ(SIGSYS, WTERMSIG(ws));
-}
-
 TEST(pledge, chmod_ignoresDangerBits) {
   if (IsOpenbsd()) return;  // b/c testing linux bpf
   int ws, pid;
@@ -467,21 +448,6 @@ TEST(pledge, open_cpath) {
   EXPECT_TRUE(WIFEXITED(ws) && !WEXITSTATUS(ws));
 }
 
-TEST(pledge, sigaction_isFineButForbidsSigsys) {
-  if (IsOpenbsd()) return;  // b/c testing linux bpf
-  int ws, pid;
-  ASSERT_NE(-1, (pid = fork()));
-  if (!pid) {
-    ASSERT_SYS(0, 0, pledge("stdio", 0));
-    struct sigaction sa = {.sa_handler = OnSig};
-    ASSERT_SYS(0, 0, sigaction(SIGINT, &sa, 0));
-    ASSERT_SYS(EPERM, -1, sigaction(SIGSYS, &sa, 0));
-    _Exit(0);
-  }
-  EXPECT_NE(-1, wait(&ws));
-  EXPECT_TRUE(WIFEXITED(ws) && !WEXITSTATUS(ws));
-}
-
 TEST(pledge, execpromises_ok) {
   if (IsOpenbsd()) return;  // b/c testing linux bpf
   int ws, pid;
@@ -618,7 +584,7 @@ TEST(pledge, threadWithLocks_canCodeMorph) {
 TEST(pledge, everything) {
   int ws, pid;
   if (!fork()) {
-    // contains 548 bpf instructions [2022-07-24]
+    // contains 591 bpf instructions [2022-07-24]
     ASSERT_SYS(0, 0,
                pledge("stdio rpath wpath cpath dpath "
                       "flock fattr inet unix dns tty "
@@ -665,4 +631,3 @@ BENCH(pledge, bench) {
   }
   wait(0);
 }
-#endif
diff --git a/test/libc/calls/poll_test.c b/test/libc/calls/poll_test.c
index 4be1720cb..3e7c8711e 100644
--- a/test/libc/calls/poll_test.c
+++ b/test/libc/calls/poll_test.c
@@ -20,7 +20,6 @@
 #include "libc/calls/pledge.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/nexgen32e/rdtsc.h"
 #include "libc/nexgen32e/rdtscp.h"
diff --git a/test/libc/calls/reservefd_test.c b/test/libc/calls/reservefd_test.c
index c7119e0a2..c0054063a 100644
--- a/test/libc/calls/reservefd_test.c
+++ b/test/libc/calls/reservefd_test.c
@@ -23,7 +23,6 @@
 #include "libc/calls/struct/rlimit.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/intrin/wait0.internal.h"
 #include "libc/macros.internal.h"
diff --git a/test/libc/calls/sched_setscheduler_test.c b/test/libc/calls/sched_setscheduler_test.c
index 15e551390..bae41c467 100644
--- a/test/libc/calls/sched_setscheduler_test.c
+++ b/test/libc/calls/sched_setscheduler_test.c
@@ -16,12 +16,11 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/midpoint.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/sched_param.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/midpoint.h"
 #include "libc/limits.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sysv/consts/sched.h"
diff --git a/test/libc/calls/test.mk b/test/libc/calls/test.mk
index 8d64542c2..25b3e1846 100644
--- a/test/libc/calls/test.mk
+++ b/test/libc/calls/test.mk
@@ -103,6 +103,12 @@ o/$(MODE)/test/libc/calls/poll_test.com.runs:				\
 o/$(MODE)/test/libc/calls/fcntl_test.com.runs:				\
 		private .PLEDGE = stdio rpath wpath cpath fattr proc flock
 
+# TODO(jart): Update nointernet() to allow AF_INET6
+o/$(MODE)/test/libc/calls/pledge_test.com.runs:				\
+		private .INTERNET = 1
+o/$(MODE)/test/libc/calls/pledge_test.com.runs:				\
+		private .PLEDGE =
+
 .PHONY: o/$(MODE)/test/libc/calls
 o/$(MODE)/test/libc/calls:						\
 		$(TEST_LIBC_CALLS_BINS)					\
diff --git a/test/libc/intrin/describeflags_test.c b/test/libc/intrin/describeflags_test.c
index f23a33b35..52ea00221 100644
--- a/test/libc/intrin/describeflags_test.c
+++ b/test/libc/intrin/describeflags_test.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/intrin/describeflags.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/macros.internal.h"
 #include "libc/testlib/testlib.h"
 
diff --git a/test/libc/intrin/kprintf_test.c b/test/libc/intrin/kprintf_test.c
index c1153d73a..1997bae6b 100644
--- a/test/libc/intrin/kprintf_test.c
+++ b/test/libc/intrin/kprintf_test.c
@@ -16,19 +16,19 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
 #include "libc/calls/calls.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/fmt/fmt.h"
+#include "libc/intrin/bits.h"
 #include "libc/intrin/kprintf.h"
 #include "libc/limits.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/macros.internal.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/memtrack.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/runtime/symbols.internal.h"
+#include "libc/stdio/rand.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/map.h"
 #include "libc/sysv/consts/prot.h"
@@ -43,8 +43,7 @@
  */
 static uint64_t Rando(void) {
   uint64_t x;
-  do
-    x = lemur64();
+  do x = lemur64();
   while (((x ^ READ64LE("!!!!!!!!")) - 0x0101010101010101) &
          ~(x ^ READ64LE("!!!!!!!!")) & 0x8080808080808080);
   return x;
@@ -250,7 +249,6 @@ TEST(kprintf, testFailure_wontClobberErrnoAndBypassesSystemCallSupport) {
   EXPECT_SYS(0, 3, dup(2));
   EXPECT_SYS(0, 0, close(2));
   n = __syscount;
-  kprintf("hello%n");
   EXPECT_EQ(n, __syscount);
   EXPECT_EQ(0, errno);
   EXPECT_SYS(0, 2, dup2(3, 2));
diff --git a/test/libc/intrin/pthread_mutex_lock_test.c b/test/libc/intrin/pthread_mutex_lock_test.c
index f60e28f1e..f31437b5a 100644
--- a/test/libc/intrin/pthread_mutex_lock_test.c
+++ b/test/libc/intrin/pthread_mutex_lock_test.c
@@ -22,7 +22,6 @@
 #include "libc/calls/strace.internal.h"
 #include "libc/errno.h"
 #include "libc/intrin/futex.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/pthread.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/intrin/wait0.internal.h"
diff --git a/test/libc/intrin/rand64_test.c b/test/libc/intrin/rand64_test.c
index 83ace3f87..2fda6c521 100644
--- a/test/libc/intrin/rand64_test.c
+++ b/test/libc/intrin/rand64_test.c
@@ -16,21 +16,20 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/atomic.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/calls/struct/sigset.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/atomic.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/limits.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/mem.h"
 #include "libc/nexgen32e/threaded.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/internal.h"
 #include "libc/runtime/stack.h"
+#include "libc/stdio/rand.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/clone.h"
 #include "libc/sysv/consts/map.h"
diff --git a/test/libc/log/backtrace_test.c b/test/libc/log/backtrace_test.c
index df2c20922..1d1afdfb6 100644
--- a/test/libc/log/backtrace_test.c
+++ b/test/libc/log/backtrace_test.c
@@ -22,7 +22,6 @@
 #include "libc/errno.h"
 #include "libc/fmt/conv.h"
 #include "libc/intrin/asan.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/limits.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/log/log.h"
diff --git a/test/libc/mem/malloc_test.c b/test/libc/mem/malloc_test.c
index 4f78b72dd..c2088a704 100644
--- a/test/libc/mem/malloc_test.c
+++ b/test/libc/mem/malloc_test.c
@@ -16,19 +16,18 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
-#include "libc/intrin/safemacros.internal.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/stat.h"
 #include "libc/dce.h"
+#include "libc/intrin/bits.h"
 #include "libc/intrin/cxaatexit.internal.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/safemacros.internal.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/mem.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/runtime/memtrack.internal.h"
 #include "libc/runtime/runtime.h"
+#include "libc/stdio/rand.h"
 #include "libc/stdio/stdio.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/map.h"
diff --git a/test/libc/nexgen32e/stackrw_test.c b/test/libc/nexgen32e/stackrw_test.c
index 56c8b11af..97f85d28c 100644
--- a/test/libc/nexgen32e/stackrw_test.c
+++ b/test/libc/nexgen32e/stackrw_test.c
@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/struct/sigaction.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sysv/consts/sa.h"
 #include "libc/sysv/consts/sig.h"
diff --git a/test/libc/runtime/clone_test.c b/test/libc/runtime/clone_test.c
index ae142bc6d..bfd748fad 100644
--- a/test/libc/runtime/clone_test.c
+++ b/test/libc/runtime/clone_test.c
@@ -21,7 +21,6 @@
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/intrin/futex.internal.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/intrin/wait0.internal.h"
 #include "libc/log/backtrace.internal.h"
diff --git a/test/libc/runtime/mmap_test.c b/test/libc/runtime/mmap_test.c
index f8ecbcdce..33838ee4a 100644
--- a/test/libc/runtime/mmap_test.c
+++ b/test/libc/runtime/mmap_test.c
@@ -16,23 +16,22 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/atomic.h"
-#include "libc/intrin/bits.h"
-#include "libc/intrin/safemacros.internal.h"
-#include "libc/intrin/xchg.internal.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/ucontext.h"
 #include "libc/dce.h"
 #include "libc/fmt/fmt.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/atomic.h"
+#include "libc/intrin/bits.h"
+#include "libc/intrin/safemacros.internal.h"
+#include "libc/intrin/xchg.internal.h"
 #include "libc/linux/mmap.h"
 #include "libc/linux/munmap.h"
 #include "libc/log/log.h"
 #include "libc/mem/mem.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/runtime/memtrack.internal.h"
 #include "libc/runtime/runtime.h"
+#include "libc/stdio/rand.h"
 #include "libc/stdio/stdio.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/map.h"
diff --git a/test/libc/runtime/mprotect_test.c b/test/libc/runtime/mprotect_test.c
index 911fa0483..e01f4ba2d 100644
--- a/test/libc/runtime/mprotect_test.c
+++ b/test/libc/runtime/mprotect_test.c
@@ -21,7 +21,6 @@
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/fmt/fmt.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/log.h"
 #include "libc/mem/mem.h"
 #include "libc/runtime/gc.internal.h"
diff --git a/test/libc/runtime/munmap_test.c b/test/libc/runtime/munmap_test.c
index 49424da8f..ac5218f03 100644
--- a/test/libc/runtime/munmap_test.c
+++ b/test/libc/runtime/munmap_test.c
@@ -16,13 +16,12 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/atomic.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/calls/struct/siginfo.h"
 #include "libc/calls/ucontext.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/atomic.h"
 #include "libc/runtime/memtrack.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/str/str.h"
diff --git a/test/libc/runtime/tls_test.c b/test/libc/runtime/tls_test.c
index ae21ec0a0..59e2ad501 100644
--- a/test/libc/runtime/tls_test.c
+++ b/test/libc/runtime/tls_test.c
@@ -16,31 +16,12 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/asan.internal.h"
-#include "libc/intrin/kprintf.h"
-#include "libc/runtime/internal.h"
-#include "libc/runtime/runtime.h"
 #include "libc/testlib/testlib.h"
 
 _Thread_local int x;
 _Thread_local int y = 40;
 int z = 2;
 
-void PrintInfo(void) {
-  kprintf("_tdata_size  = %d\n", _tdata_size);
-  kprintf("_tls_size    = %d\n", _tls_size);
-  kprintf("_tls_content = %d\n", _tls_content);
-  kprintf("__data_start = %p\n", __data_start);
-  kprintf("__data_end   = %p\n", __data_end);
-  kprintf("_tdata_start = %p\n", _tdata_start);
-  kprintf("_tdata_end   = %p\n", _tdata_end);
-  kprintf("_tbss_start  = %p\n", _tbss_start);
-  kprintf("_tbss_end    = %p\n", _tbss_end);
-  kprintf("&y           = %p\n", &y);
-  kprintf("__bss_start  = %p\n", __bss_start);
-  kprintf("__bss_end    = %p\n", __bss_end);
-}
-
 TEST(tls, test) {
   EXPECT_EQ(42, x + y + z);
 }
diff --git a/test/libc/sock/unix_test.c b/test/libc/sock/unix_test.c
index 0f2f97d03..421552ed4 100644
--- a/test/libc/sock/unix_test.c
+++ b/test/libc/sock/unix_test.c
@@ -20,7 +20,6 @@
 #include "libc/calls/internal.h"
 #include "libc/calls/struct/timeval.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/nt/version.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sock/sock.h"
diff --git a/test/libc/stdio/dtoa_test.c b/test/libc/stdio/dtoa_test.c
index cf3dc9436..8d63a4997 100644
--- a/test/libc/stdio/dtoa_test.c
+++ b/test/libc/stdio/dtoa_test.c
@@ -20,7 +20,6 @@
 #include "libc/calls/struct/sched_param.h"
 #include "libc/dce.h"
 #include "libc/fmt/fmt.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/spinlock.h"
 #include "libc/intrin/wait0.internal.h"
 #include "libc/macros.internal.h"
diff --git a/test/libc/stdio/getdelim_test.c b/test/libc/stdio/getdelim_test.c
index be962890f..7b29c9069 100644
--- a/test/libc/stdio/getdelim_test.c
+++ b/test/libc/stdio/getdelim_test.c
@@ -18,7 +18,6 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
 #include "libc/intrin/bits.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/mem/mem.h"
 #include "libc/runtime/symbols.internal.h"
diff --git a/test/libc/stdio/spawn_test.c b/test/libc/stdio/spawn_test.c
index aecdd73cf..6defbd214 100644
--- a/test/libc/stdio/spawn_test.c
+++ b/test/libc/stdio/spawn_test.c
@@ -16,11 +16,10 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/safemacros.internal.h"
 #include "libc/calls/calls.h"
 #include "libc/dce.h"
 #include "libc/fmt/conv.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/safemacros.internal.h"
 #include "libc/runtime/internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/stdio/spawn.h"
diff --git a/test/libc/stdio/tmpfile_test.c b/test/libc/stdio/tmpfile_test.c
index d8cdde3f5..fbba8ae5c 100644
--- a/test/libc/stdio/tmpfile_test.c
+++ b/test/libc/stdio/tmpfile_test.c
@@ -21,7 +21,6 @@
 #include "libc/calls/struct/stat.h"
 #include "libc/calls/syscall_support-sysv.internal.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/stdio/stdio.h"
diff --git a/test/libc/stdio/vappendf_test.c b/test/libc/stdio/vappendf_test.c
index 49edf2105..ca28bdb91 100644
--- a/test/libc/stdio/vappendf_test.c
+++ b/test/libc/stdio/vappendf_test.c
@@ -17,17 +17,12 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/intrin/bits.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/mem/mem.h"
 #include "libc/stdio/append.internal.h"
 #include "libc/str/str.h"
 #include "libc/testlib/ezbench.h"
 #include "libc/testlib/testlib.h"
 
-static void PrintMemory(void *p) {
-  kprintf("%#.*hhs%n", malloc_usable_size(p), p);
-}
-
 TEST(vappendf, test) {
   char *b = 0;
   ASSERT_NE(-1, appendf(&b, "hello "));
diff --git a/test/libc/str/undeflate_test.c b/test/libc/str/undeflate_test.c
index 651b29218..0f6cbf755 100644
--- a/test/libc/str/undeflate_test.c
+++ b/test/libc/str/undeflate_test.c
@@ -19,7 +19,6 @@
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/stat.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/check.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/mem.h"
diff --git a/test/libc/thread/spawn_test.c b/test/libc/thread/spawn_test.c
index 633559697..88193d605 100644
--- a/test/libc/thread/spawn_test.c
+++ b/test/libc/thread/spawn_test.c
@@ -17,10 +17,9 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/assert.h"
-#include "libc/intrin/atomic.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/syscall-sysv.internal.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/atomic.h"
 #include "libc/macros.internal.h"
 #include "libc/mem/mem.h"
 #include "libc/runtime/gc.internal.h"
diff --git a/third_party/chibicc/chibicc.c b/third_party/chibicc/chibicc.c
index 46ca870a8..a50108441 100644
--- a/third_party/chibicc/chibicc.c
+++ b/third_party/chibicc/chibicc.c
@@ -1,7 +1,6 @@
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/siginfo.h"
 #include "libc/calls/ucontext.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/x/x.h"
diff --git a/third_party/chibicc/preprocess.c b/third_party/chibicc/preprocess.c
index df1aeb2a4..5ef0d743f 100644
--- a/third_party/chibicc/preprocess.c
+++ b/third_party/chibicc/preprocess.c
@@ -22,7 +22,6 @@
 // standard's wording:
 // https://github.com/rui314/chibicc/wiki/cpp.algo.pdf
 
-#include "libc/intrin/kprintf.h"
 #include "libc/log/libfatal.internal.h"
 #include "libc/mem/arena.h"
 #include "libc/runtime/runtime.h"
diff --git a/third_party/dlmalloc/dlmalloc.c b/third_party/dlmalloc/dlmalloc.c
index 3eba80b64..7dccc2058 100644
--- a/third_party/dlmalloc/dlmalloc.c
+++ b/third_party/dlmalloc/dlmalloc.c
@@ -2,7 +2,6 @@
 #include "libc/calls/calls.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/likely.h"
 #include "libc/intrin/weaken.h"
 #include "libc/macros.internal.h"
diff --git a/third_party/dlmalloc/statistics.inc b/third_party/dlmalloc/statistics.inc
index 6df79d0b6..16a9c4aba 100644
--- a/third_party/dlmalloc/statistics.inc
+++ b/third_party/dlmalloc/statistics.inc
@@ -1,4 +1,5 @@
 // clang-format off
+#include "libc/intrin/kprintf.h"
 
 /* ----------------------------- statistics ------------------------------ */
 
diff --git a/third_party/make/job.c b/third_party/make/job.c
index 3dba95454..914f716a0 100644
--- a/third_party/make/job.c
+++ b/third_party/make/job.c
@@ -38,7 +38,6 @@ this program.  If not, see <http://www.gnu.org/licenses/>.  */
 #include "libc/fmt/fmt.h"
 #include "libc/fmt/itoa.h"
 #include "libc/intrin/bits.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/promises.internal.h"
 #include "libc/intrin/safemacros.internal.h"
 #include "libc/log/backtrace.internal.h"
@@ -66,12 +65,6 @@ this program.  If not, see <http://www.gnu.org/licenses/>.  */
 #include "third_party/make/variable.h"
 // clang-format off
 
-#define GOTO_SLOW                                       \
-  do {                                                  \
-    kprintf("%s:%d: goto slow\n", __FILE__, __LINE__);  \
-    goto slow;                                          \
-  } while (0)
-
 #ifdef WINDOWS32
 const char *default_shell = "sh.exe";
 int no_default_sh_exe = 1;
diff --git a/third_party/mbedtls/rsa.c b/third_party/mbedtls/rsa.c
index d80e88dd2..cac5d2afa 100644
--- a/third_party/mbedtls/rsa.c
+++ b/third_party/mbedtls/rsa.c
@@ -16,9 +16,8 @@
 │ limitations under the License.                                               │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/strace.internal.h"
-#include "libc/intrin/kprintf.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/runtime.h"
+#include "libc/stdio/rand.h"
 #include "third_party/mbedtls/common.h"
 #include "third_party/mbedtls/error.h"
 #include "third_party/mbedtls/md.h"
diff --git a/third_party/mbedtls/test/lib.c b/third_party/mbedtls/test/lib.c
index 7557a4014..82d3fbe0a 100644
--- a/third_party/mbedtls/test/lib.c
+++ b/third_party/mbedtls/test/lib.c
@@ -20,7 +20,6 @@
 #include "libc/fmt/conv.h"
 #include "libc/fmt/fmt.h"
 #include "libc/intrin/bits.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/safemacros.internal.h"
 #include "libc/log/backtrace.internal.h"
 #include "libc/log/check.h"
diff --git a/third_party/mbedtls/test/test_suite_ctr_drbg.c b/third_party/mbedtls/test/test_suite_ctr_drbg.c
index 75537963c..781c2093f 100644
--- a/third_party/mbedtls/test/test_suite_ctr_drbg.c
+++ b/third_party/mbedtls/test/test_suite_ctr_drbg.c
@@ -15,7 +15,6 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-#include "libc/intrin/kprintf.h"
 #include "third_party/mbedtls/test/test.inc"
 /*
  * *** THIS FILE WAS MACHINE GENERATED ***
diff --git a/third_party/python/runpythonmodule.c b/third_party/python/runpythonmodule.c
index 69d6de764..b54ea0350 100644
--- a/third_party/python/runpythonmodule.c
+++ b/third_party/python/runpythonmodule.c
@@ -5,9 +5,6 @@
 │ https://docs.python.org/3/license.html                                       │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #define PY_SSIZE_T_CLEAN
-#include "libc/intrin/bits.h"
-#include "libc/intrin/safemacros.internal.h"
-#include "libc/intrin/weaken.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/internal.h"
 #include "libc/calls/struct/siginfo.h"
@@ -15,7 +12,9 @@
 #include "libc/calls/ucontext.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
+#include "libc/intrin/safemacros.internal.h"
+#include "libc/intrin/weaken.h"
 #include "libc/log/check.h"
 #include "libc/log/log.h"
 #include "libc/macros.internal.h"
@@ -24,12 +23,12 @@
 #include "libc/runtime/runtime.h"
 #include "libc/runtime/symbols.internal.h"
 #include "libc/stdio/stdio.h"
+#include "libc/str/locale.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/fileno.h"
 #include "libc/sysv/consts/prot.h"
 #include "libc/sysv/consts/sig.h"
 #include "libc/time/time.h"
-#include "libc/str/locale.h"
 #include "libc/x/x.h"
 #include "third_party/linenoise/linenoise.h"
 #include "third_party/python/Include/abstract.h"
diff --git a/tool/build/ar.c b/tool/build/ar.c
index 8c32db94f..9f8314ce0 100644
--- a/tool/build/ar.c
+++ b/tool/build/ar.c
@@ -25,7 +25,6 @@
 #include "libc/fmt/conv.h"
 #include "libc/fmt/itoa.h"
 #include "libc/intrin/bits.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/intrin/safemacros.internal.h"
 #include "libc/log/check.h"
 #include "libc/log/log.h"
diff --git a/tool/build/cp.c b/tool/build/cp.c
index 91434684a..789e254f6 100644
--- a/tool/build/cp.c
+++ b/tool/build/cp.c
@@ -22,7 +22,6 @@
 #include "libc/errno.h"
 #include "libc/fmt/conv.h"
 #include "libc/fmt/fmt.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/mem/io.h"
 #include "libc/runtime/gc.h"
 #include "libc/runtime/runtime.h"
diff --git a/tool/build/mv.c b/tool/build/mv.c
index e7a7e02d6..895ab0bad 100644
--- a/tool/build/mv.c
+++ b/tool/build/mv.c
@@ -21,7 +21,6 @@
 #include "libc/errno.h"
 #include "libc/fmt/conv.h"
 #include "libc/fmt/fmt.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/gc.h"
 #include "libc/runtime/runtime.h"
 #include "libc/stdio/stdio.h"
diff --git a/tool/build/pledge.c b/tool/build/pledge.c
index b092aee89..c17f1ab7e 100644
--- a/tool/build/pledge.c
+++ b/tool/build/pledge.c
@@ -20,6 +20,7 @@
 #include "libc/calls/calls.h"
 #include "libc/calls/landlock.h"
 #include "libc/calls/pledge.h"
+#include "libc/calls/pledge.internal.h"
 #include "libc/calls/struct/rlimit.h"
 #include "libc/calls/struct/sched_param.h"
 #include "libc/calls/struct/seccomp.h"
@@ -127,8 +128,6 @@ the https://justine.lol/pledge/ page for online documentation.\n\
 \n\
 "
 
-int ParsePromises(const char *, unsigned long *);
-
 int g_gflag;
 int g_uflag;
 int g_kflag;
diff --git a/tool/build/printf.c b/tool/build/printf.c
index bc3293b52..2895c4951 100644
--- a/tool/build/printf.c
+++ b/tool/build/printf.c
@@ -16,7 +16,6 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/kprintf.h"
 #include "libc/stdio/stdio.h"
 #include "libc/str/str.h"
 
diff --git a/tool/build/symtab.c b/tool/build/symtab.c
index 4dbde5f81..a5145e2c2 100644
--- a/tool/build/symtab.c
+++ b/tool/build/symtab.c
@@ -18,7 +18,6 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/runtime/runtime.h"
 #include "libc/runtime/symbols.internal.h"
 #include "libc/stdio/stdio.h"
diff --git a/tool/build/unveil.c b/tool/build/unveil.c
index bbce0aa9d..035207fd7 100644
--- a/tool/build/unveil.c
+++ b/tool/build/unveil.c
@@ -19,7 +19,6 @@
 #include "libc/calls/calls.h"
 #include "libc/calls/syscall-sysv.internal.h"
 #include "libc/dce.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/bsd.h"
 #include "libc/mem/mem.h"
 #include "libc/runtime/runtime.h"
diff --git a/tool/decode/ar.c b/tool/decode/ar.c
index ed19bb81a..6df0a60e2 100644
--- a/tool/decode/ar.c
+++ b/tool/decode/ar.c
@@ -16,11 +16,10 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/bits.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/stat.h"
 #include "libc/fmt/conv.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
 #include "libc/log/check.h"
 #include "libc/log/log.h"
 #include "libc/mem/mem.h"
diff --git a/tool/decode/lib/asmcodegen.c b/tool/decode/lib/asmcodegen.c
index 8ce7634e1..be1957f0f 100644
--- a/tool/decode/lib/asmcodegen.c
+++ b/tool/decode/lib/asmcodegen.c
@@ -16,9 +16,8 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/safemacros.internal.h"
 #include "libc/fmt/fmt.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/safemacros.internal.h"
 #include "libc/mem/mem.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/stdio/stdio.h"
diff --git a/tool/lambda/bru2bin.c b/tool/lambda/bru2bin.c
index 274a29f05..ecfd25a35 100644
--- a/tool/lambda/bru2bin.c
+++ b/tool/lambda/bru2bin.c
@@ -21,8 +21,8 @@
 #include "libc/mem/mem.h"
 #include "libc/runtime/runtime.h"
 #include "libc/stdio/stdio.h"
-#include "libc/str/str.h"
 #include "libc/str/locale.h"
+#include "libc/str/str.h"
 #include "third_party/getopt/getopt.h"
 
 #define USAGE \
diff --git a/tool/lambda/lam2bin.c b/tool/lambda/lam2bin.c
index 3d5e97493..17e3810f0 100644
--- a/tool/lambda/lam2bin.c
+++ b/tool/lambda/lam2bin.c
@@ -21,8 +21,8 @@
 #include "libc/mem/mem.h"
 #include "libc/runtime/runtime.h"
 #include "libc/stdio/stdio.h"
-#include "libc/str/str.h"
 #include "libc/str/locale.h"
+#include "libc/str/str.h"
 #include "third_party/getopt/getopt.h"
 
 #define USAGE \
diff --git a/tool/net/lfuncs.c b/tool/net/lfuncs.c
index 51efeecf6..41b760658 100644
--- a/tool/net/lfuncs.c
+++ b/tool/net/lfuncs.c
@@ -17,8 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "dsp/scale/cdecimate2xuint8x8.h"
-#include "libc/intrin/bits.h"
-#include "libc/intrin/popcnt.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/struct/rusage.h"
 #include "libc/calls/struct/stat.h"
@@ -26,7 +24,8 @@
 #include "libc/errno.h"
 #include "libc/fmt/itoa.h"
 #include "libc/fmt/leb128.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/bits.h"
+#include "libc/intrin/popcnt.h"
 #include "libc/log/check.h"
 #include "libc/log/log.h"
 #include "libc/macros.internal.h"
@@ -38,11 +37,11 @@
 #include "libc/nexgen32e/crc32.h"
 #include "libc/nexgen32e/rdtsc.h"
 #include "libc/nexgen32e/rdtscp.h"
-#include "libc/stdio/rand.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/runtime/sysconf.h"
 #include "libc/sock/sock.h"
+#include "libc/stdio/rand.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/af.h"
 #include "libc/sysv/consts/ipproto.h"
diff --git a/tool/net/ljson.c b/tool/net/ljson.c
index 5d3780fb3..ac998c7f0 100644
--- a/tool/net/ljson.c
+++ b/tool/net/ljson.c
@@ -18,7 +18,6 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/intrin/bits.h"
 #include "libc/intrin/likely.h"
-#include "libc/intrin/kprintf.h"
 #include "libc/log/check.h"
 #include "libc/log/log.h"
 #include "libc/runtime/stack.h"
diff --git a/tool/plinko/lib/plinko.c b/tool/plinko/lib/plinko.c
index d086b2303..64f74ad69 100644
--- a/tool/plinko/lib/plinko.c
+++ b/tool/plinko/lib/plinko.c
@@ -16,12 +16,11 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/likely.h"
 #include "libc/calls/calls.h"
 #include "libc/calls/strace.internal.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/errno.h"
-#include "libc/intrin/kprintf.h"
+#include "libc/intrin/likely.h"
 #include "libc/log/countbranch.h"
 #include "libc/log/countexpr.h"
 #include "libc/log/log.h"
diff --git a/tool/plinko/plinko.c b/tool/plinko/plinko.c
index 21823eeed..7a6120a16 100644
--- a/tool/plinko/plinko.c
+++ b/tool/plinko/plinko.c
@@ -16,10 +16,7 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "libc/intrin/kprintf.h"
-#include "libc/log/log.h"
 #include "libc/nexgen32e/threaded.h"
-#include "libc/stdio/stdio.h"
 #include "tool/plinko/lib/plinko.h"
 
 STATIC_YOINK("__zipos_get");