Reduce makefile dependencies by 10%

The includes in libc/calls/calls.h have now been refactored so that
functions with struct parameters are declared in libc/calls/struct/

test/libc/calls/chdir_test.c

@@ -17,6 +17,7 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
+#include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/sysv/consts/o.h"
 #include "libc/testlib/testlib.h"

test/libc/calls/pipe_test.c

@@ -17,6 +17,7 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
+#include "libc/calls/struct/rlimit.h"
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/sysv/consts/rlimit.h"

test/libc/calls/readlinkat_test.c

@@ -26,6 +26,7 @@
 #include "libc/str/str.h"
 #include "libc/sysv/consts/at.h"
 #include "libc/sysv/consts/o.h"
+#include "libc/sysv/consts/s.h"
 #include "libc/testlib/testlib.h"
 #include "libc/x/x.h"
 
@@ -83,8 +84,10 @@ TEST(readlinkat, frootloop) {
   ASSERT_SYS(0, 0, symlink("froot", "froot"));
   ASSERT_SYS(ELOOP, -1, readlink("froot/loop", buf, sizeof(buf)));
   if (O_NOFOLLOW) {
-    ASSERT_SYS(IsFreebsd() ? EMLINK : IsNetbsd() ? EFTYPE : ELOOP, -1,
-               open("froot", O_RDONLY | O_NOFOLLOW));
+    ASSERT_SYS(IsFreebsd()  ? EMLINK
+               : IsNetbsd() ? EFTYPE
+                            : ELOOP,
+               -1, open("froot", O_RDONLY | O_NOFOLLOW));
     if (0 && O_PATH) { /* need rhel5 test */
       ASSERT_NE(-1, (fd = open("froot", O_RDONLY | O_NOFOLLOW | O_PATH)));
       ASSERT_NE(-1, close(fd));

test/libc/calls/setitimer_test.c

@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
-#include "libc/calls/sigbits.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/calls/struct/siginfo.h"
 #include "libc/calls/struct/sigset.h"

test/libc/calls/setrlimit_test.c

@@ -19,7 +19,6 @@
 #include "dsp/core/core.h"
 #include "libc/bits/safemacros.internal.h"
 #include "libc/calls/calls.h"
-#include "libc/calls/sigbits.h"
 #include "libc/calls/struct/rlimit.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/dce.h"

test/libc/calls/sigaction_test.c

@@ -17,7 +17,7 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
-#include "libc/calls/sigbits.h"
+#include "libc/calls/struct/rusage.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/calls/struct/siginfo.h"
 #include "libc/calls/ucontext.h"

test/libc/calls/sigprocmask_test.c

@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
-#include "libc/calls/sigbits.h"
 #include "libc/calls/struct/sigaction.h"
 #include "libc/calls/struct/siginfo.h"
 #include "libc/calls/struct/sigset.h"

test/libc/calls/sigsuspend_test.c

@@ -17,7 +17,6 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/calls/calls.h"
-#include "libc/calls/sigbits.h"
 #include "libc/calls/struct/sigset.h"
 #include "libc/dce.h"
 #include "libc/errno.h"

test/libc/calls/symlinkat_test.c

@@ -23,6 +23,7 @@
 #include "libc/rand/rand.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sysv/consts/at.h"
+#include "libc/sysv/consts/s.h"
 #include "libc/testlib/testlib.h"
 
 char testlib_enable_tmp_setup_teardown;

test/libc/calls/writev_test.c

@@ -21,6 +21,7 @@
 #include "libc/dce.h"
 #include "libc/errno.h"
 #include "libc/macros.internal.h"
+#include "libc/mem/mem.h"
 #include "libc/runtime/gc.internal.h"
 #include "libc/runtime/runtime.h"
 #include "libc/sock/sock.h"