diff --git a/build/bootstrap/rollup b/build/bootstrap/rollup
deleted file mode 100755
index 47d2d505c54..00000000000
Binary files a/build/bootstrap/rollup and /dev/null differ
diff --git a/third_party/make/job.c b/third_party/make/job.c
index 9b0399d9818..66c2f27fffa 100644
--- a/third_party/make/job.c
+++ b/third_party/make/job.c
@@ -427,6 +427,7 @@ is_bourne_compatible_shell (const char *path)
     "sh",
     "bash",
     "dash",
+    "cocmd",
     "ksh",
     "rksh",
     "zsh",
diff --git a/tool/build/rollup.c b/tool/build/rollup.c
deleted file mode 100644
index 2dcc61596b4..00000000000
--- a/tool/build/rollup.c
+++ /dev/null
@@ -1,177 +0,0 @@
-/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
-│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8                               :vi │
-╞══════════════════════════════════════════════════════════════════════════════╡
-│ Copyright 2020 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/calls/struct/stat.h"
-#include "libc/mem/mem.h"
-#include "libc/runtime/runtime.h"
-#include "libc/stdio/append.h"
-#include "libc/stdio/stdio.h"
-#include "libc/str/str.h"
-#include "libc/sysv/consts/map.h"
-#include "libc/sysv/consts/o.h"
-#include "libc/sysv/consts/prot.h"
-#include "tool/build/lib/getargs.h"
-#include "tool/build/lib/interner.h"
-
-#define LOOKINGAT(p, pe, s) LookingAt(p, pe, s, strlen(s))
-
-struct Visited {
-  size_t i, n;
-  const char **p;
-};
-
-char *output;
-const char *prog;
-struct Interner *visited;
-
-void Visit(const char *);
-
-static wontreturn void Die(const char *reason) {
-  tinyprint(2, prog, ": ", reason, "\n", NULL);
-  exit(1);
-}
-
-static wontreturn void DieSys(const char *thing) {
-  perror(thing);
-  exit(1);
-}
-
-static wontreturn void DieOom(void) {
-  Die("out of memory");
-}
-
-static void Appends(char **b, const char *s) {
-  if (appends(b, s) == -1)
-    DieOom();
-}
-
-static void Appendd(char **b, const void *p, size_t n) {
-  if (appendd(b, p, n) == -1)
-    DieOom();
-}
-
-size_t GetFdSize(int fd) {
-  struct stat st;
-  if (fstat(fd, &st)) {
-    DieSys("fstat");
-  }
-  return st.st_size;
-}
-
-bool LookingAt(const char *p, const char *pe, const char *s, size_t n) {
-  return pe - p >= n && memcmp(p, s, n) == 0;
-}
-
-void Process(const char *p, const char *pe, const char *path, bool isheader) {
-  int level;
-  bool noformat;
-  const char *p2, *dq, *name;
-  for (noformat = false, level = 0; p < pe; p = p2) {
-    p2 = memchr(p, '\n', pe - p);
-    p2 = p2 ? p2 + 1 : pe;
-    if (LOOKINGAT(p, pe, "#if")) {
-      if (isheader && !level++)
-        continue;
-    }
-    if (LOOKINGAT(p, pe, "#endif")) {
-      if (isheader && !--level)
-        continue;
-    }
-    if (LOOKINGAT(p, pe, "/* clang-format off */")) {
-      noformat = true;
-    } else if (LOOKINGAT(p, pe, "/* clang-format on */")) {
-      noformat = false;
-    }
-    if (LOOKINGAT(p, pe, "#include \"")) {
-      name = p + strlen("#include \"");
-      dq = memchr(name, '"', pe - name);
-      if (dq) {
-        Visit(strndup(name, dq - name));
-        continue;
-      }
-    }
-    Appendd(&output, p, p2 - p);
-  }
-  if (noformat) {
-    Appends(&output, "/* clang-format on */\n");
-  }
-}
-
-void Visit(const char *path) {
-  int fd;
-  char *map;
-  size_t size;
-  bool isheader;
-  if (!endswith(path, ".h") && !endswith(path, ".inc"))
-    return;
-  if (endswith(path, ".internal.h"))
-    return;
-  if (endswith(path, "/internal.h"))
-    return;
-  if (endswith(path, ".internal.inc"))
-    return;
-  if (endswith(path, "/internal.inc"))
-    return;
-  if (startswith(path, "libc/isystem/"))
-    return;
-  isheader = endswith(path, ".h");
-  if (isheader && isinterned(visited, path))
-    return;
-  Appends(&output, "\n\f\n/*!BEGIN ");
-  Appends(&output, path);
-  Appends(&output, " */\n\n");
-  intern(visited, path);
-  if ((fd = open(path, O_RDONLY)) == -1)
-    DieSys(path);
-  if ((size = GetFdSize(fd))) {
-    map = mmap(0, size, PROT_READ, MAP_PRIVATE, fd, 0);
-    if (map == MAP_FAILED)
-      DieSys(path);
-    Process(map, map + size, path, isheader);
-    if (munmap(map, size))
-      DieSys(path);
-  }
-  if (close(fd))
-    DieSys(path);
-}
-
-int main(int argc, char *argv[]) {
-  size_t bytes;
-  const char *src;
-  struct GetArgs ga;
-  prog = argv[0];
-  if (!prog)
-    prog = "rollup";
-  visited = newinterner();
-  Appends(&output, "#ifndef COSMOPOLITAN_H_\n");
-  Appends(&output, "#define COSMOPOLITAN_H_\n");
-  getargs_init(&ga, argv + 1);
-  while ((src = getargs_next(&ga))) {
-    Visit(src);
-  }
-  getargs_destroy(&ga);
-  Appends(&output, "\n");
-  Appends(&output, "#endif /* COSMOPOLITAN_H_ */\n");
-  bytes = appendz(output).i;
-  if (write(1, output, bytes) != bytes) {
-    DieSys(prog);
-  }
-  freeinterner(visited);
-  return 0;
-}
diff --git a/tool/cosmocc/package.sh b/tool/cosmocc/package.sh
index 70e76328cc8..0ad1fc091e9 100755
--- a/tool/cosmocc/package.sh
+++ b/tool/cosmocc/package.sh
@@ -44,6 +44,19 @@ make -j64 m=$AMD64 \
   o/$AMD64/tool/build/zipobj.dbg \
   o/$AMD64/tool/build/apelink.dbg \
   o/$AMD64/tool/build/pecheck.dbg \
+  o/$AMD64/tool/build/ar.dbg \
+  o/$AMD64/tool/build/chmod.dbg \
+  o/$AMD64/tool/build/cocmd.dbg \
+  o/$AMD64/tool/build/compile.dbg \
+  o/$AMD64/tool/build/cp.dbg \
+  o/$AMD64/tool/build/echo.dbg \
+  o/$AMD64/tool/build/gzip.dbg \
+  o/$AMD64/tool/build/objbincopy.dbg \
+  o/$AMD64/tool/build/package.dbg \
+  o/$AMD64/tool/build/rm.dbg \
+  o/$AMD64/tool/build/touch.dbg \
+  o/$AMD64/tool/build/sha256sum.dbg \
+  o/$AMD64/tool/build/resymbol.dbg \
   o/$AMD64/third_party/make/make.dbg \
   o/$AMD64/third_party/ctags/ctags.dbg
 
@@ -64,6 +77,19 @@ make -j64 m=$ARM64 \
   o/$ARM64/tool/build/zipobj.dbg \
   o/$ARM64/tool/build/apelink.dbg \
   o/$ARM64/tool/build/pecheck.dbg \
+  o/$ARM64/tool/build/ar.dbg \
+  o/$ARM64/tool/build/chmod.dbg \
+  o/$ARM64/tool/build/cocmd.dbg \
+  o/$ARM64/tool/build/compile.dbg \
+  o/$ARM64/tool/build/cp.dbg \
+  o/$ARM64/tool/build/echo.dbg \
+  o/$ARM64/tool/build/gzip.dbg \
+  o/$ARM64/tool/build/objbincopy.dbg \
+  o/$ARM64/tool/build/package.dbg \
+  o/$ARM64/tool/build/rm.dbg \
+  o/$ARM64/tool/build/touch.dbg \
+  o/$ARM64/tool/build/sha256sum.dbg \
+  o/$ARM64/tool/build/resymbol.dbg \
   o/$ARM64/third_party/make/make.dbg \
   o/$ARM64/third_party/ctags/ctags.dbg
 
@@ -146,7 +172,9 @@ cp -af tool/cosmocc/bin/* "$OUTDIR/bin/"
 cp -f o/$AMD64/ape/ape.elf "$OUTDIR/bin/ape-x86_64.elf"
 cp -f o/$AMD64/ape/ape.macho "$OUTDIR/bin/ape-x86_64.macho"
 cp -f o/$ARM64/ape/ape.elf "$OUTDIR/bin/ape-aarch64.elf"
-for x in assimilate march-native mktemper fixupobj zipcopy apelink pecheck mkdeps zipobj; do
+
+for x in assimilate march-native mktemper fixupobj zipcopy apelink pecheck mkdeps zipobj \
+         ar chmod cocmd cp echo gzip objbincopy package rm touch sha256sum resymbol; do
   ape $APELINK \
     -l o/$AMD64/ape/ape.elf \
     -l o/$ARM64/ape/ape.elf \
@@ -155,6 +183,11 @@ for x in assimilate march-native mktemper fixupobj zipcopy apelink pecheck mkdep
     o/$AMD64/tool/build/$x.dbg \
     o/$ARM64/tool/build/$x.dbg
 done
+
+for x in ar chmod cp echo gzip package rm touch sha256sum; do
+  mv "$OUTDIR/bin/$x" "$OUTDIR/bin/$x.ape"
+done
+
 for x in make ctags; do
   ape $APELINK \
     -l o/$AMD64/ape/ape.elf \