diff --git a/Makefile b/Makefile
index 77e742eca..03c9074cc 100644
--- a/Makefile
+++ b/Makefile
@@ -425,7 +425,7 @@ $(SRCS):					\
 ifeq ($(ARCH), x86_64)
 TOOLCHAIN_ARTIFACTS =				\
 	o/cosmopolitan.h			\
-	o/$(MODE)/ape/public/ape.lds		\
+	o/$(MODE)/ape/ape.lds			\
 	o/$(MODE)/libc/crt/crt.o		\
 	o/$(MODE)/ape/ape.elf			\
 	o/$(MODE)/ape/ape.o			\
diff --git a/ape/ape.mk b/ape/ape.mk
index 767404ab9..3b97d7f9d 100644
--- a/ape/ape.mk
+++ b/ape/ape.mk
@@ -147,25 +147,6 @@ APE_SRCS = $(APE_SRCS_C) $(APE_SRCS_S)
 APE_OBJS = $(APE_SRCS_S:%.S=o/$(MODE)/%.o)
 APE_CHECKS = $(APE_HDRS:%=o/%.ok)
 
-o/$(MODE)/ape/public/ape.lds: CPPFLAGS += -UCOSMO
-o/$(MODE)/ape/public/ape.lds:			\
-		ape/public/ape.lds		\
-		ape/ape.lds			\
-		ape/ape.internal.h		\
-		ape/macros.internal.h		\
-		ape/relocations.h		\
-		libc/intrin/bits.h		\
-		libc/thread/tls.h		\
-		libc/calls/struct/timespec.h	\
-		libc/thread/thread.h		\
-		libc/dce.h			\
-		libc/elf/def.h			\
-		libc/elf/pf2prot.internal.h	\
-		libc/macros.internal.h		\
-		libc/nt/pedef.internal.h	\
-		libc/str/str.h			\
-		libc/zip.internal.h
-
 o/ape/idata.inc:				\
 		ape/idata.internal.h		\
 		ape/relocations.h
@@ -269,7 +250,6 @@ o/$(MODE)/ape/ape.elf.dbg:			\
 o/$(MODE)/ape:	$(APE_CHECKS)			\
 		o/$(MODE)/ape/ape.o		\
 		o/$(MODE)/ape/ape.lds		\
-		o/$(MODE)/ape/public/ape.lds	\
 		o/$(MODE)/ape/ape.elf		\
 		o/$(MODE)/ape/ape.macho		\
 		o/$(MODE)/ape/ape-copy-self.o	\
diff --git a/bin/cosmocc b/bin/cosmocc
index a353be7b6..39b3291a4 100755
--- a/bin/cosmocc
+++ b/bin/cosmocc
@@ -113,8 +113,8 @@ log_command() {
 ORIGINAL="$0 $*"
 PLATFORM="-D__COSMOPOLITAN__ -D__COSMOCC__"
 PREDEF="-include libc/integral/normalize.inc"
-CFLAGS="-fportcosmo"
-CPPFLAGS="-fno-pie -nostdinc -iquote $COSMO"
+CFLAGS="-fportcosmo -fno-dwarf2-cfi-asm -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-semantic-interposition"
+CPPFLAGS="-fno-pie -nostdinc -fno-math-errno -iquote $COSMO"
 LDFLAGS="-static -no-pie -nostdlib -fuse-ld=bfd"
 APEFLAGS="-Wl,--gc-sections"
 PRECIOUS="-fno-omit-frame-pointer"
@@ -155,7 +155,7 @@ if [ x"$ARCH" = x"x86_64" ]; then
   CRT="$COSMO/o/$MODE/ape/ape-no-modify-self.o $CRT"
   CPPFLAGS="$CPPFLAGS -mno-red-zone"
   CFLAGS="$CFLAGS -mno-tls-direct-seg-refs"
-  LDFLAGS="$LDFLAGS -Wl,-T,$COSMO/o/$MODE/ape/public/ape.lds"
+  LDFLAGS="$LDFLAGS -Wl,-T,$COSMO/o/$MODE/ape/ape.lds"
   if [ x"$MODE" = x"aarch64" ]; then
     fatal_error '$MODE must not be aarch64 when using x86_64 cross compiler'
   elif [ x"$MODE" != x"${MODE#* }" ]; then
@@ -244,6 +244,9 @@ for x; do
     INTENT=cpp
   elif [ x"$x" = x"-o" ]; then
     NEED_OUTPUT=1
+  elif [ x"$x" = x"-mcosmo" ]; then
+    CPPFLAGS="$CPPFLAGS -D_COSMO_SOURCE"
+    continue
   elif [ x"$x" != x"${x#-o}" ]; then
     OUTPUT=${x#-o}
   elif [ x"$x" = x"-fpic" ]; then
diff --git a/bin/fatcosmocc b/bin/fatcosmocc
index bfba3ccc7..c39768c5d 100755
--- a/bin/fatcosmocc
+++ b/bin/fatcosmocc
@@ -101,11 +101,11 @@
 #
 # for further details, run `man gcc`
 
-export PROG=${0##*/}
-export COSMO=${COSMO:-/opt/cosmo}
-export COSMOS=${COSMOS:-/opt/cosmos}
-export ORIGINAL="$0 $*"
-export TMPDIR=${TMPDIR:-/tmp}
+PROG=${0##*/}
+COSMO=${COSMO:-/opt/cosmo}
+COSMOS=${COSMOS:-/opt/cosmos}
+ORIGINAL="$0 $*"
+TMPDIR=${TMPDIR:-/tmp}
 GCC_VERSION=11.2.0
 
 if [ "$1" = "--version" ]; then
@@ -186,8 +186,7 @@ if [ ! -f "$COSMOS/lib/libc.a" ] ||
   exit 1
 fi
 
-export FIXUPOBJ="$COSMO/o//tool/build/fixupobj.com"
-
+FIXUPOBJ="$COSMO/o//tool/build/fixupobj.com"
 TEMP_FILES=
 SAVE_TEMPS=0
 
@@ -209,9 +208,15 @@ fatal_error() {
   Exit 1
 }
 
+log_original() {
+  if [ -n "$BUILDLOG" ]; then
+    printf '# %s\n' "$ORIGINAL" >>"$BUILDLOG"
+  fi
+}
+
 log_command() {
   if [ -n "$BUILDLOG" ]; then
-    printf '# %s\n(cd %s; %s)\n' "$ORIGINAL" "$PWD" "$*" >>"$BUILDLOG"
+    printf '(cd %s; %s)\n' "$PWD" "$*" >>"$BUILDLOG"
   fi
 }
 
@@ -227,6 +232,7 @@ OPT=
 ARGS=
 FLAGS=
 OUTPUT=
+MCOSMO=0
 INTENT=ld
 NEED_JOIN=
 NEED_EQUAL=
@@ -279,10 +285,13 @@ for x; do
     continue
   elif [ x"$x" = x"-v" ]; then
     exec 3<&2  # dup2(2, 3) b/c stderr will be redirected later
-    export BUILDLOG=/dev/fd/3
+    BUILDLOG=/dev/fd/3
     continue
   elif [ x"$x" = x"-save-temps" ]; then
     SAVE_TEMPS=1
+  elif [ x"$x" = x"-mcosmo" ]; then
+    MCOSMO=1
+    continue
   elif [ x"$x" = x"-fomit-frame-pointer" ]; then
     # Quoth Apple: "The frame pointer register must always address a
     # valid frame record. Some functions — such as leaf functions or
@@ -357,27 +366,61 @@ fi
 
 PLATFORM="-D__COSMOPOLITAN__ -D__COSMOCC__ -D__FATCOSMOCC__"
 PREDEF="-include libc/integral/normalize.inc"
-CPPFLAGS="-nostdinc -iquote $COSMO -isystem $COSMOS/include -isystem $COSMO/libc/isystem -fno-pie -fno-math-errno"
-CCFLAGS_START="-fportcosmo -fno-dwarf2-cfi-asm -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-semantic-interposition"
-CCFLAGS_END="-fno-omit-frame-pointer"
+CPPFLAGS="-fno-pie -nostdinc -fno-math-errno -iquote $COSMO -isystem $COSMOS/include -isystem $COSMO/libc/isystem"
+CFLAGS="-fportcosmo -fno-dwarf2-cfi-asm -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-semantic-interposition"
+LDFLAGS="-static -nostdlib -no-pie -fuse-ld=bfd -Wl,-z,norelro -Wl,--gc-sections"
+PRECIOUS="-fno-omit-frame-pointer"
+
+if [ x"$OPT" != x"-Os" ] && [ x"$MODE" != x"tiny" ]; then
+  CFLAGS="$CFLAGS -fno-optimize-sibling-calls -mno-omit-leaf-frame-pointer"
+fi
+
+CC_X86_64="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-gcc"
+CC_AARCH64="$COSMO/o/third_party/gcc/bin/aarch64-linux-musl-gcc"
+if [ x"$PROG" != x"${PROG%++}" ]; then
+  CC_X86_64="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-g++"
+  CC_AARCH64="$COSMO/o/third_party/gcc/bin/aarch64-linux-musl-g++"
+  CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -fuse-cxa-atexit"
+fi
+
+CRT_X86_64="$COSMO/o/$MODE/ape/ape.o $COSMO/o/$MODE/libc/crt/crt.o"
+CPPFLAGS_X86_64="$CPPFLAGS -mno-red-zone"
+CFLAGS_X86_64="$CFLAGS -mno-tls-direct-seg-refs"
+LDFLAGS_X86_64="$LDFLAGS -L$COSMOS/lib -Wl,-T,$COSMO/o/$MODE/ape/ape.lds -Wl,-z,common-page-size=4096 -Wl,-z,max-page-size=4096"
+LDLIBS_X86_64="$COSMO/o/$MODE/cosmopolitan.a"
+if [ $MCOSMO -eq 1 ]; then
+  CPPFLAGS_X86_64="${CPPFLAGS_X86_64} -D_COSMO_SOURCE"
+fi
+
+CRT_AARCH64="$COSMO/o/$MODE_AARCH64/libc/crt/crt.o"
+CPPFLAGS_AARCH64="$CPPFLAGS"
+CFLAGS_AARCH64="$CFLAGS -ffixed-x18 -ffixed-x28 -mno-outline-atomics"
+LDFLAGS_AARCH64="$LDFLAGS -L$COSMOS/lib/.aarch64 -Wl,-T,$COSMO/o/${MODE_AARCH64}/ape/aarch64.lds -Wl,-z,common-page-size=16384 -Wl,-z,max-page-size=16384"
+LDLIBS_AARCH64="$COSMO/o/${MODE_AARCH64}/cosmopolitan.a"
+
+if [ x"$OPT" != x"-Os" ] && [ x"$MODE" != x"tiny" ]; then
+  CFLAGS_X86_64="${CFLAGS_X86_64} -fpatchable-function-entry=18,16"
+  CFLAGS_AARCH64="${CFLAGS_AARCH64} -fpatchable-function-entry=7,6"
+fi
+
+if [ x"$PROG" != x"${PROG%++}" ]; then
+  LDLIBS_X86_64="$COSMO/o/$MODE/third_party/libcxx/libcxx.a ${LDLIBS_X86_64}"
+  LDLIBS_AARCH64="$COSMO/o/${MODE_AARCH64}/third_party/libcxx/libcxx.a ${LDLIBS_AARCH64}"
+fi
+
 if [ x"$MODE" = x"dbg" ]; then
-  CPPFLAGS_START="-fsanitize=address -fsanitize=undefined"
-fi
-if [ x"$OPT" != x"-Os" ] &&
-   [ x"${MODE#tiny}" != x"${MODE}" ]; then
-  CCFLAGS_START="${CCFLAGS_START} -fno-optimize-sibling-calls -mno-omit-leaf-frame-pointer"
+  CPPFLAGS_X86_64="${CPPFLAGS_X86_64} -fsanitize=address -fsanitize=undefined"
+  CPPFLAGS_AARCH64="${CPPFLAGS_AARCH64} -fsanitize=undefined"
 fi
 
+log_original
+
 if [ $INTENT = cpp ]; then
   if [ -n "$OUTPUT" ]; then
     ARGS="$ARGS -o$OUTPUT"
   fi
-  CC="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-gcc"
-  if [ x"$PROG" != x"${PROG%++}" ]; then
-    CC="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-g++"
-  fi
   set -- \
-      "$CC" \
+      "$CC_X86_64" \
       -U__k8 \
       -U__k8__ \
       -U__amd64 \
@@ -419,26 +462,43 @@ mktemper() {
 build_object() {
   out2=$(mktemper .txt) || Exit
   TEMP_FILES="${TEMP_FILES} $out2"
-  MODE="$MODE" \
-    "$COSMO/tool/scripts/fat-x86_64" \
-      -o"$OUTPUT_X86_64" \
-      $PLATFORM \
-      $PREDEF \
-      $CPPFLAGS \
-      $CCFLAGS_START \
-      "$@" \
-      $CCFLAGS_END &
+  (
+    set -- \
+        "$CC_X86_64" \
+        -o"$OUTPUT_X86_64" \
+        $PLATFORM \
+        $PREDEF \
+        $CFLAGS_X86_64 \
+        $CPPFLAGS_X86_64 \
+        "$@" \
+        $PRECIOUS
+    log_command "$@"
+    "$@" || exit
+    set -- \
+        "$COSMO/o//tool/build/fixupobj.com" \
+        "$OUTPUT_X86_64"
+    log_command "$@"
+    exec "$@"
+  ) &
   pid1=$!
-  MODE="$MODE_AARCH64" \
-    "$COSMO/tool/scripts/fat-aarch64" \
-      -o"$OUTPUT_AARCH64" \
-      $PLATFORM \
-      $PREDEF \
-      $CPPFLAGS \
-      $CCFLAGS_START \
-      "$@" \
-      $CCFLAGS_END \
-      2>"$out2" &
+  (
+    set -- \
+        "$CC_AARCH64" \
+        -o"$OUTPUT_AARCH64" \
+        $PLATFORM \
+        $PREDEF \
+        $CFLAGS_AARCH64 \
+        $CPPFLAGS_AARCH64 \
+        "$@" \
+        $PRECIOUS &&
+    log_command "$@"
+    "$@" || exit
+    set -- \
+        "$COSMO/o//tool/build/fixupobj.com" \
+        "$OUTPUT_AARCH64"
+    log_command "$@"
+    exec "$@"
+  ) 2>"$out2" &
   pid2=$!
   if ! wait $pid1; then
     kill $pid2 2>/dev/null
@@ -446,7 +506,7 @@ build_object() {
     Exit 1
   fi
   if ! wait $pid2; then
-    echo "$PROG: x86_64 succeeded but failed to build object for aarch64:" >&2
+    echo "$PROG: x86_64 succeeded but aarch64 failed to build object" >&2
     cat "$out2" >&2
     Exit 1
   fi
@@ -460,6 +520,9 @@ for x in $ARGS; do
      [ x"$x" != x"${x#-*}" ]; then  # startswith(x, "-")
     # this argument is a flag
     LDARGS_X86_64="${LDARGS_X86_64} $x"
+    if [ x"$x" != x"${x#-L}" ]; then  # startswith(x, "-L")
+      x="$x/.aarch64"
+    fi
     LDARGS_AARCH64="${LDARGS_AARCH64} $x"
   else
     # this argument is an input file
@@ -515,11 +578,39 @@ OUTPUT_AARCH64=$(mktemper ".aarch64.elf") || Exit
 
 out2=$(mktemper .txt) || Exit
 TEMP_FILES="${TEMP_FILES} $out2"
-MODE="$MODE" \
-"$COSMO/tool/scripts/fat-x86_64" -o"$OUTPUT_X86_64" $LDARGS_X86_64 &
+(
+  set -- \
+      "$CC_X86_64" \
+      -o"$OUTPUT_X86_64"\
+      $CRT_X86_64 \
+      $LDFLAGS_X86_64 \
+      $LDARGS_X86_64 \
+      $LDLIBS_X86_64
+  log_command "$@"
+  "$@" || exit
+  set -- \
+      "$COSMO/o//tool/build/fixupobj.com" \
+      "$OUTPUT_X86_64"
+  log_command "$@"
+  exec "$@"
+) &
 pid1=$!
-MODE="$MODE_AARCH64" \
-"$COSMO/tool/scripts/fat-aarch64" -o"$OUTPUT_AARCH64" $LDARGS_AARCH64 2>"$out2" &
+(
+  set -- \
+      "$CC_AARCH64" \
+      -o"$OUTPUT_AARCH64"\
+      $CRT_AARCH64 \
+      $LDFLAGS_AARCH64 \
+      $LDARGS_AARCH64 \
+      $LDLIBS_AARCH64
+  log_command "$@"
+  "$@" || exit
+  set -- \
+      "$COSMO/o//tool/build/fixupobj.com" \
+      "$OUTPUT_AARCH64"
+  log_command "$@"
+  exec "$@"
+) 2>"$out2" &
 pid2=$!
 if ! wait $pid1; then
   kill $pid2 2>/dev/null
@@ -527,7 +618,7 @@ if ! wait $pid1; then
   Exit 1
 fi
 if ! wait $pid2; then
-  echo "$PROG: x86_64 succeeded but failed to link executable for aarch64:" >&2
+  echo "$PROG: x86_64 succeeded but aarch64 failed to link executable" >&2
   cat "$out2" >&2
   Exit 1
 fi
diff --git a/libc/integral/normalize.inc b/libc/integral/normalize.inc
index 179d46b0e..a0dcc69fa 100644
--- a/libc/integral/normalize.inc
+++ b/libc/integral/normalize.inc
@@ -74,15 +74,12 @@
 #define __BIGGEST_ALIGNMENT__ 16
 #endif
 
-#ifdef _COSMO_SOURCE
-/* Programs should call GetStackSize() */
-#define APE_STACKSIZE 262144 /* default 256kb stack */
-#define FRAMESIZE     0x10000
-#define _PAGESIZE     0x1000 /* i386+ */
-#else
 #define APE_STACKSIZE 4194304 /* default 4mb stack */
+#define APE_PAGESIZE  0x10000 /* i386+ */
+#ifdef _COSMO_SOURCE
+#define FRAMESIZE 0x10000
+#define _PAGESIZE 0x1000 /* i386+ */
 #endif
-#define APE_PAGESIZE 0x10000 /* i386+ */
 
 #define BUFSIZ     0x1000 /* best stdio default */
 #define CHAR_BIT   8      /* b/c von neumann */
diff --git a/libc/isystem/getopt.h b/libc/isystem/getopt.h
index 0e3dffed4..26b86e5d1 100644
--- a/libc/isystem/getopt.h
+++ b/libc/isystem/getopt.h
@@ -1,4 +1,4 @@
 #ifndef _GETOPT_H
 #define _GETOPT_H
-#include "third_party/getopt/long.h"
+#include "third_party/getopt/long2.h"
 #endif /* _GETOPT_H */
diff --git a/libc/isystem/unistd.h b/libc/isystem/unistd.h
index 0e991910b..4e343e0cc 100644
--- a/libc/isystem/unistd.h
+++ b/libc/isystem/unistd.h
@@ -10,7 +10,7 @@
 #include "libc/sysv/consts/o.h"
 #include "libc/sysv/consts/ok.h"
 #include "libc/time/time.h"
-#include "third_party/getopt/long.h"
+#include "third_party/getopt/long1.h"
 #include "third_party/musl/crypt.h"
 #include "third_party/musl/lockf.h"
 #endif /* _UNISTD_H */
diff --git a/test/libc/release/test.mk b/test/libc/release/test.mk
index 9db6fe7d3..0d4b4bd86 100644
--- a/test/libc/release/test.mk
+++ b/test/libc/release/test.mk
@@ -8,7 +8,7 @@ ifeq ($(ARCH), x86_64)
 o/$(MODE)/test/libc/release/cosmopolitan.zip: private .UNSANDBOXED = 1
 o/$(MODE)/test/libc/release/cosmopolitan.zip:			\
 		o/cosmopolitan.h				\
-		o/$(MODE)/ape/public/ape.lds			\
+		o/$(MODE)/ape/ape.lds				\
 		o/$(MODE)/libc/crt/crt.o			\
 		o/$(MODE)/ape/ape.o				\
 		o/$(MODE)/ape/ape-copy-self.o			\
@@ -19,7 +19,7 @@ o/$(MODE)/test/libc/release/cosmopolitan.zip:			\
 		o/$(MODE)/third_party/zip/zip.com		\
 		-b$(TMPDIR) -qj $@				\
 		o/cosmopolitan.h				\
-		o/$(MODE)/ape/public/ape.lds			\
+		o/$(MODE)/ape/ape.lds				\
 		o/$(MODE)/libc/crt/crt.o			\
 		o/$(MODE)/ape/ape.o				\
 		o/$(MODE)/ape/ape-copy-self.o			\
@@ -44,7 +44,7 @@ o/$(MODE)/test/libc/release/smoke.o:					\
 
 o/$(MODE)/test/libc/release/smoke.com.dbg:				\
 		o/$(MODE)/test/libc/release/smoke.o			\
-		o/$(MODE)/ape/public/ape.lds				\
+		o/$(MODE)/ape/ape.lds					\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape.o					\
 		o/$(MODE)/cosmopolitan.a
@@ -55,7 +55,7 @@ o/$(MODE)/test/libc/release/smoke.com.dbg:				\
 		--gc-sections						\
 		-z max-page-size=0x1000					\
 		-z common-page-size=0x1000				\
-		-T o/$(MODE)/ape/public/ape.lds				\
+		-T o/$(MODE)/ape/ape.lds				\
 		o/$(MODE)/test/libc/release/smoke.o			\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape.o					\
@@ -64,7 +64,7 @@ o/$(MODE)/test/libc/release/smoke.com.dbg:				\
 
 o/$(MODE)/test/libc/release/smoke-nms.com.dbg:				\
 		o/$(MODE)/test/libc/release/smoke.o			\
-		o/$(MODE)/ape/public/ape.lds				\
+		o/$(MODE)/ape/ape.lds					\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape-no-modify-self.o			\
 		o/$(MODE)/cosmopolitan.a
@@ -75,7 +75,7 @@ o/$(MODE)/test/libc/release/smoke-nms.com.dbg:				\
 		--gc-sections						\
 		-z max-page-size=0x1000					\
 		-z common-page-size=0x1000				\
-		-T o/$(MODE)/ape/public/ape.lds				\
+		-T o/$(MODE)/ape/ape.lds				\
 		o/$(MODE)/test/libc/release/smoke.o			\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape-no-modify-self.o			\
@@ -84,7 +84,7 @@ o/$(MODE)/test/libc/release/smoke-nms.com.dbg:				\
 
 o/$(MODE)/test/libc/release/smoke-chibicc.com.dbg:			\
 		o/$(MODE)/test/libc/release/smoke-chibicc.o		\
-		o/$(MODE)/ape/public/ape.lds				\
+		o/$(MODE)/ape/ape.lds					\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape-no-modify-self.o			\
 		o/$(MODE)/cosmopolitan.a				\
@@ -96,7 +96,7 @@ o/$(MODE)/test/libc/release/smoke-chibicc.com.dbg:			\
 		--gc-sections						\
 		-z max-page-size=0x1000					\
 		-z common-page-size=0x1000				\
-		-T o/$(MODE)/ape/public/ape.lds				\
+		-T o/$(MODE)/ape/ape.lds				\
 		o/$(MODE)/test/libc/release/smoke-chibicc.o		\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape-no-modify-self.o			\
@@ -124,7 +124,7 @@ o/$(MODE)/test/libc/release/smoke-chibicc.o:				\
 
 o/$(MODE)/test/libc/release/smokecxx.com.dbg:				\
 		o/$(MODE)/test/libc/release/smokecxx.o			\
-		o/$(MODE)/ape/public/ape.lds				\
+		o/$(MODE)/ape/ape.lds					\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape.o					\
 		o/$(MODE)/cosmopolitan.a				\
@@ -136,7 +136,7 @@ o/$(MODE)/test/libc/release/smokecxx.com.dbg:				\
 		--gc-sections						\
 		-z max-page-size=0x1000					\
 		-z common-page-size=0x1000				\
-		-T o/$(MODE)/ape/public/ape.lds				\
+		-T o/$(MODE)/ape/ape.lds				\
 		o/$(MODE)/test/libc/release/smokecxx.o			\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape.o					\
@@ -162,7 +162,7 @@ o/$(MODE)/test/libc/release/smokecxx.o:					\
 
 o/$(MODE)/test/libc/release/smokeansi.com.dbg:				\
 		o/$(MODE)/test/libc/release/smokeansi.o			\
-		o/$(MODE)/ape/public/ape.lds				\
+		o/$(MODE)/ape/ape.lds					\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape.o					\
 		o/$(MODE)/cosmopolitan.a
@@ -173,7 +173,7 @@ o/$(MODE)/test/libc/release/smokeansi.com.dbg:				\
 		--gc-sections						\
 		-z max-page-size=0x1000					\
 		-z common-page-size=0x1000				\
-		-T o/$(MODE)/ape/public/ape.lds				\
+		-T o/$(MODE)/ape/ape.lds				\
 		o/$(MODE)/test/libc/release/smokeansi.o			\
 		o/$(MODE)/libc/crt/crt.o				\
 		o/$(MODE)/ape/ape.o					\
diff --git a/third_party/getopt/getopt.internal.h b/third_party/getopt/getopt.internal.h
index bf13cd9d2..d9829a572 100644
--- a/third_party/getopt/getopt.internal.h
+++ b/third_party/getopt/getopt.internal.h
@@ -1,6 +1,7 @@
 #ifndef COSMOPOLITAN_GETOPT_H_
 #define COSMOPOLITAN_GETOPT_H_
-#ifdef COSMOPOLITAN_GETOPT_LONG_H_
+#if defined(COSMOPOLITAN_GETOPT_LONG1_H_) || \
+    defined(COSMOPOLITAN_GETOPT_LONG2_H_)
 #error "don't mix getopt_long() with cosmo's getopt()"
 #endif
 
diff --git a/third_party/getopt/long.c b/third_party/getopt/long.c
index 988889923..913867a84 100644
--- a/third_party/getopt/long.c
+++ b/third_party/getopt/long.c
@@ -1,7 +1,8 @@
-#include "third_party/getopt/long.h"
 #include "libc/log/bsd.h"
 #include "libc/runtime/runtime.h"
 #include "libc/str/str.h"
+#include "third_party/getopt/long1.h"
+#include "third_party/getopt/long2.h"
 // clang-format off
 
 /*	$OpenBSD: getopt_long.c,v 1.32 2020/05/27 22:25:09 schwarze Exp $	*/
diff --git a/third_party/getopt/long1.h b/third_party/getopt/long1.h
new file mode 100755
index 000000000..4a31585a1
--- /dev/null
+++ b/third_party/getopt/long1.h
@@ -0,0 +1,16 @@
+#ifndef COSMOPOLITAN_GETOPT_LONG1_H_
+#define COSMOPOLITAN_GETOPT_LONG1_H_
+#ifdef COSMOPOLITAN_GETOPT_H_
+#error "don't mix getopt_long() with cosmo's getopt()"
+#endif
+#if !(__ASSEMBLER__ + __LINKER__ + 0)
+COSMOPOLITAN_C_START_
+
+extern char *optarg;
+extern int optind, opterr, optopt, optreset;
+
+int getopt(int, char *const *, const char *);
+
+COSMOPOLITAN_C_END_
+#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
+#endif /* COSMOPOLITAN_GETOPT_LONG1_H_ */
diff --git a/third_party/getopt/long.h b/third_party/getopt/long2.h
similarity index 71%
rename from third_party/getopt/long.h
rename to third_party/getopt/long2.h
index cc233b957..21e934afa 100644
--- a/third_party/getopt/long.h
+++ b/third_party/getopt/long2.h
@@ -1,5 +1,5 @@
-#ifndef COSMOPOLITAN_GETOPT_LONG_H_
-#define COSMOPOLITAN_GETOPT_LONG_H_
+#ifndef COSMOPOLITAN_GETOPT_LONG2_H_
+#define COSMOPOLITAN_GETOPT_LONG2_H_
 #ifdef COSMOPOLITAN_GETOPT_H_
 #error "don't mix getopt_long() with cosmo's getopt()"
 #endif
@@ -18,14 +18,10 @@ struct option {
   int val;
 };
 
-extern char *optarg;
-extern int optind, opterr, optopt, optreset;
-
-int getopt(int, char *const *, const char *);
 int getopt_long(int, char *const *, const char *, const struct option *, int *);
 int getopt_long_only(int, char *const *, const char *, const struct option *,
                      int *);
 
 COSMOPOLITAN_C_END_
 #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
-#endif /* COSMOPOLITAN_GETOPT_LONG_H_ */
+#endif /* COSMOPOLITAN_GETOPT_LONG2_H_ */
diff --git a/tool/build/freebsd2sysv.c b/tool/build/freebsd2sysv.c
new file mode 100644
index 000000000..bebd53033
--- /dev/null
+++ b/tool/build/freebsd2sysv.c
@@ -0,0 +1,31 @@
+/*-*- 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 2023 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/calls.h"
+#include "libc/elf/def.h"
+#include "libc/elf/struct/ehdr.h"
+#include "libc/runtime/runtime.h"
+#include "libc/sysv/consts/map.h"
+#include "libc/sysv/consts/o.h"
+#include "libc/sysv/consts/prot.h"
+
+int main(int argc, char *argv[]) {
+  open(argv[1], O_RDWR);
+  Elf64_Ehdr *e = mmap(0, 64, PROT_READ | PROT_WRITE, MAP_SHARED, 3, 0);
+  e->e_ident[EI_OSABI] = ELFOSABI_SYSV;
+}
diff --git a/tool/scripts/fat-aarch64 b/tool/scripts/fat-aarch64
deleted file mode 100755
index 362598c0a..000000000
--- a/tool/scripts/fat-aarch64
+++ /dev/null
@@ -1,68 +0,0 @@
-#!/bin/sh
-# arm64 backend compiler for fatcosmocc
-
-CC="$COSMO/o/third_party/gcc/bin/aarch64-linux-musl-gcc"
-CCFLAGS="-ffixed-x18 -ffixed-x28 -mno-outline-atomics"
-LDFLAGS="-static -nostdlib -no-pie -Wl,-z,norelro -Wl,-z,common-page-size=16384 -Wl,-z,max-page-size=16384"
-APEFLAGS="-L$COSMOS/lib/.aarch64 -Wl,--gc-sections -Wl,-T,$COSMO/o/$MODE/ape/aarch64.lds"
-LDLIBS="$COSMO/o/$MODE/cosmopolitan.a"
-
-if [ x"$PROG" != x"${PROG%++}" ]; then
-  CC="$COSMO/o/third_party/gcc/bin/aarch64-linux-musl-g++"
-  CCFLAGS="$CCFLAGS -fno-rtti -fno-exceptions -fuse-cxa-atexit"
-  LDLIBS="$COSMO/o/$MODE/third_party/libcxx/libcxx.a $LDLIBS"
-fi
-
-log_command() {
-  if [ -n "$BUILDLOG" ]; then
-    printf '# %s\n(cd %s; %s)\n' "$ORIGINAL" "$PWD" "$*" >>"$BUILDLOG"
-  fi
-}
-
-OPT=
-FIRST=1
-OUTPUT=
-INTENT=ld
-for x; do
-  if [ $FIRST -eq 1 ]; then
-    set --
-    FIRST=0
-  fi
-  if [ x"$x" != x"${x#-O}" ]; then
-    OPT=$x
-  elif [ x"$x" = x"-c" ]; then
-    INTENT=cc
-  elif [ x"$x" != x"${x#-o}" ]; then
-    OUTPUT=${x#-o}
-  elif [ x"$x" != x"${x#-L}" ]; then
-    x="$x/.aarch64"
-  elif [ x"$x" = x"-march=native" ]; then
-    continue  # doesn't make sense for a cross compiler
-  fi
-  set -- "$@" "$x"
-done
-
-if [ x"$OPT" != x"-Os" ] &&                # $OPT != -Os
-   [ x"${MODE%tiny}" = x"${MODE}" ]; then  # $MODE not in (tiny, aarch64-tiny)
-  # support --ftrace unless optimizing for size
-  CCFLAGS="$CCFLAGS -fpatchable-function-entry=7,6"
-fi
-
-if [ $INTENT = cc ]; then
-  set -- \
-      "$CC" \
-      $CCFLAGS \
-      "$@"
-else
-  set -- \
-      "$CC" \
-      "$COSMO/o/$MODE/libc/crt/crt.o" \
-      "$@" \
-      $LDFLAGS \
-      $APEFLAGS \
-      $LDLIBS
-fi
-
-log_command "$@"
-"$@" || exit
-"$FIXUPOBJ" "$OUTPUT" || exit
diff --git a/tool/scripts/fat-x86_64 b/tool/scripts/fat-x86_64
deleted file mode 100755
index cae8a278f..000000000
--- a/tool/scripts/fat-x86_64
+++ /dev/null
@@ -1,71 +0,0 @@
-#!/bin/sh
-# amd64 backend compiler for fatcosmocc
-
-CC="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-gcc"
-CFLAGS="-mno-tls-direct-seg-refs -mno-red-zone"
-LDFLAGS="-static -nostdlib -no-pie -Wl,-melf_x86_64 -Wl,-z,common-page-size=4096 -Wl,-z,max-page-size=4096 -fuse-ld=bfd"
-APEFLAGS="-L$COSMOS/lib -Wl,--gc-sections -Wl,-T,$COSMO/o/$MODE/ape/public/ape.lds"
-LDLIBS="$COSMO/o/$MODE/cosmopolitan.a"
-
-if [ x"$PROG" != x"${PROG%++}" ]; then
-  CC="$COSMO/o/third_party/gcc/bin/x86_64-linux-musl-g++"
-  CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -fuse-cxa-atexit"
-  LDLIBS="$COSMO/o/$MODE/third_party/libcxx/libcxx.a $LDLIBS"
-fi
-
-log_command() {
-  if [ -n "$BUILDLOG" ]; then
-    printf '# %s\n(cd %s; %s)\n' "$ORIGINAL" "$PWD" "$*" >>"$BUILDLOG"
-  fi
-}
-
-OPT=
-FIRST=1
-OUTPUT=
-INTENT=ld
-for x; do
-  if [ $FIRST -eq 1 ]; then
-    set --
-    FIRST=0
-  fi
-  if [ x"$x" != x"${x#-O}" ]; then
-    OPT=$x
-  elif [ x"$x" = x"-c" ]; then
-    INTENT=cc
-  elif [ x"$x" != x"${x#-o}" ]; then
-    OUTPUT=${x#-o}
-  elif [ x"$x" = x"-march=native" ]; then
-    continue  # doesn't make sense for a cross compiler
-  fi
-  set -- "$@" "$x"
-done
-
-if [ x"$MODE" = x"nox87" ]; then
-  CFLAGS="$CFLAGS -mlong-double-64"
-fi
-
-if [ x"$OPT" != x"-Os" ] &&                # $OPT != -Os
-   [ x"${MODE%tiny}" = x"${MODE}" ]; then  # $MODE not in (tiny, aarch64-tiny)
-  # support --ftrace unless optimizing for size
-  CFLAGS="$CFLAGS -fpatchable-function-entry=18,16"
-fi
-
-if [ $INTENT = cc ]; then
-  set -- \
-      "$CC" \
-      $CFLAGS \
-      "$@"
-else
-  set -- \
-      "$CC" \
-      "$COSMO/o/$MODE/ape/ape.o" \
-      "$COSMO/o/$MODE/libc/crt/crt.o" \
-      "$@" \
-      $LDFLAGS \
-      $APEFLAGS \
-      $LDLIBS
-fi
-
-log_command "$@"
-"$@" || exit
-"$FIXUPOBJ" "$OUTPUT" || exit