diff --git a/libc/sysdeps/linux/aarch64/__syscall_error.c b/libc/sysdeps/linux/aarch64/__syscall_error.c
index 2b642e8..c682aae 100644
--- a/libc/sysdeps/linux/aarch64/__syscall_error.c
+++ b/libc/sysdeps/linux/aarch64/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/alpha/__syscall_error.c b/libc/sysdeps/linux/alpha/__syscall_error.c
index 7c081f3..c986e48 100644
--- a/libc/sysdeps/linux/alpha/__syscall_error.c
+++ b/libc/sysdeps/linux/alpha/__syscall_error.c
@@ -8,7 +8,7 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
    an error number into errno.  */
-int attribute_hidden __syscall_error (void)
+long attribute_hidden __syscall_error (void)
 {
 	register int err_no __asm__("$0");
 	__set_errno (err_no);
diff --git a/libc/sysdeps/linux/arc/__syscall_error.c b/libc/sysdeps/linux/arc/__syscall_error.c
index 962d743..7f30485 100644
--- a/libc/sysdeps/linux/arc/__syscall_error.c
+++ b/libc/sysdeps/linux/arc/__syscall_error.c
@@ -8,7 +8,7 @@
 #include <errno.h>
 #include <sys/syscall.h>
 
-int __syscall_error(int err_no)
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/arm/__syscall_error.c b/libc/sysdeps/linux/arm/__syscall_error.c
index 2b642e8..c682aae 100644
--- a/libc/sysdeps/linux/arm/__syscall_error.c
+++ b/libc/sysdeps/linux/arm/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/csky/__syscall_error.c b/libc/sysdeps/linux/csky/__syscall_error.c
index cc1fb59..c6a4a14 100644
--- a/libc/sysdeps/linux/csky/__syscall_error.c
+++ b/libc/sysdeps/linux/csky/__syscall_error.c
@@ -8,7 +8,7 @@
 #include <errno.h>
 #include <features.h>
 
-int __syscall_error(int err_no)
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/csky/clone.c b/libc/sysdeps/linux/csky/clone.c
index 991cb89..f0fcc25 100644
--- a/libc/sysdeps/linux/csky/clone.c
+++ b/libc/sysdeps/linux/csky/clone.c
@@ -9,7 +9,7 @@
 #include <sysdep.h>
 #include <unistd.h>
 
-extern int __syscall_error(int err_no);
+extern long __syscall_error(int err_no);
 
 extern int __csky_clone (
   int flags,
diff --git a/libc/sysdeps/linux/frv/sysdep.c b/libc/sysdeps/linux/frv/sysdep.c
index bfae121..28beb41 100644
--- a/libc/sysdeps/linux/frv/sysdep.c
+++ b/libc/sysdeps/linux/frv/sysdep.c
@@ -19,7 +19,7 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
    an error number into errno.  */
-int __syscall_error (int err_no)
+long __syscall_error (int err_no)
 {
   __set_errno (-err_no);
   return -1;
diff --git a/libc/sysdeps/linux/hppa/__syscall_error.c b/libc/sysdeps/linux/hppa/__syscall_error.c
index 5e109a8..af26cf6 100644
--- a/libc/sysdeps/linux/hppa/__syscall_error.c
+++ b/libc/sysdeps/linux/hppa/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/i386/__syscall_error.c b/libc/sysdeps/linux/i386/__syscall_error.c
index 36946bc..102ebbe 100644
--- a/libc/sysdeps/linux/i386/__syscall_error.c
+++ b/libc/sysdeps/linux/i386/__syscall_error.c
@@ -25,8 +25,8 @@
 #include <errno.h>
 #include <features.h>
 
-int __syscall_error(void) attribute_hidden;
-int __syscall_error(void)
+long __syscall_error(void) attribute_hidden;
+long __syscall_error(void)
 {
 	register int eax __asm__ ("%eax");
 	int _errno = -eax;
diff --git a/libc/sysdeps/linux/ia64/__syscall_error.c b/libc/sysdeps/linux/ia64/__syscall_error.c
index 0727b2b..cc2b134 100644
--- a/libc/sysdeps/linux/ia64/__syscall_error.c
+++ b/libc/sysdeps/linux/ia64/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(void) attribute_hidden;
-int __syscall_error(void)
+long __syscall_error(void) attribute_hidden;
+long __syscall_error(void)
 {
 	register int err_no __asm__("%r8");
 	__set_errno(err_no);
diff --git a/libc/sysdeps/linux/m68k/__syscall_error.c b/libc/sysdeps/linux/m68k/__syscall_error.c
index a29f6ff..2d26775 100644
--- a/libc/sysdeps/linux/m68k/__syscall_error.c
+++ b/libc/sysdeps/linux/m68k/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(void) attribute_hidden;
-int __syscall_error(void)
+long __syscall_error(void) attribute_hidden;
+long __syscall_error(void)
 {
 	register int err_no __asm__("%d0");
 	__set_errno(-err_no);
diff --git a/libc/sysdeps/linux/metag/__syscall_error.c b/libc/sysdeps/linux/metag/__syscall_error.c
index f97cd01..3e82abe 100644
--- a/libc/sysdeps/linux/metag/__syscall_error.c
+++ b/libc/sysdeps/linux/metag/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/microblaze/__syscall_error.c b/libc/sysdeps/linux/microblaze/__syscall_error.c
index 2b642e8..c682aae 100644
--- a/libc/sysdeps/linux/microblaze/__syscall_error.c
+++ b/libc/sysdeps/linux/microblaze/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/mips/__syscall_error.c b/libc/sysdeps/linux/mips/__syscall_error.c
index 5e109a8..af26cf6 100644
--- a/libc/sysdeps/linux/mips/__syscall_error.c
+++ b/libc/sysdeps/linux/mips/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/nds32/__syscall_error.c b/libc/sysdeps/linux/nds32/__syscall_error.c
index 2aa6903..c8e6044 100644
--- a/libc/sysdeps/linux/nds32/__syscall_error.c
+++ b/libc/sysdeps/linux/nds32/__syscall_error.c
@@ -8,8 +8,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/nios2/__syscall_error.c b/libc/sysdeps/linux/nios2/__syscall_error.c
index 2b642e8..c682aae 100644
--- a/libc/sysdeps/linux/nios2/__syscall_error.c
+++ b/libc/sysdeps/linux/nios2/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/or1k/__syscall_error.c b/libc/sysdeps/linux/or1k/__syscall_error.c
index 1b7e8a3..7d1e09d 100644
--- a/libc/sysdeps/linux/or1k/__syscall_error.c
+++ b/libc/sysdeps/linux/or1k/__syscall_error.c
@@ -17,11 +17,11 @@
 
 #include <errno.h>
 
-int __syscall_error (int err_no);
+long __syscall_error (int err_no);
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error (int err_no)
+long __syscall_error (int err_no)
 {
 	__set_errno (err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/powerpc/__syscall_error.c b/libc/sysdeps/linux/powerpc/__syscall_error.c
index 5e109a8..af26cf6 100644
--- a/libc/sysdeps/linux/powerpc/__syscall_error.c
+++ b/libc/sysdeps/linux/powerpc/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/riscv64/__syscall_error.c b/libc/sysdeps/linux/riscv64/__syscall_error.c
index 2b642e8..c682aae 100644
--- a/libc/sysdeps/linux/riscv64/__syscall_error.c
+++ b/libc/sysdeps/linux/riscv64/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/sparc/__syscall_error.c b/libc/sysdeps/linux/sparc/__syscall_error.c
index 5e109a8..af26cf6 100644
--- a/libc/sysdeps/linux/sparc/__syscall_error.c
+++ b/libc/sysdeps/linux/sparc/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/sparc64/__syscall_error.c b/libc/sysdeps/linux/sparc64/__syscall_error.c
index 5e109a8..af26cf6 100644
--- a/libc/sysdeps/linux/sparc64/__syscall_error.c
+++ b/libc/sysdeps/linux/sparc64/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/tile/__syscall_error.c b/libc/sysdeps/linux/tile/__syscall_error.c
index a91fdff..31cab37 100644
--- a/libc/sysdeps/linux/tile/__syscall_error.c
+++ b/libc/sysdeps/linux/tile/__syscall_error.c
@@ -6,7 +6,7 @@
 #include <errno.h>
 #include <features.h>
 
-int __syscall_error(int err_no)
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libc/sysdeps/linux/x86_64/__syscall_error.c b/libc/sysdeps/linux/x86_64/__syscall_error.c
index 448f509..7f0f388 100644
--- a/libc/sysdeps/linux/x86_64/__syscall_error.c
+++ b/libc/sysdeps/linux/x86_64/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(void) attribute_hidden;
-int __syscall_error(void)
+long __syscall_error(void) attribute_hidden;
+long __syscall_error(void)
 {
 	register int err_no __asm__ ("%rcx");
 	__asm__ ("mov %rax, %rcx\n\t"
diff --git a/libc/sysdeps/linux/xtensa/__syscall_error.c b/libc/sysdeps/linux/xtensa/__syscall_error.c
index 2b642e8..c682aae 100644
--- a/libc/sysdeps/linux/xtensa/__syscall_error.c
+++ b/libc/sysdeps/linux/xtensa/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(-err_no);
 	return -1;
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/__syscall_error.c b/libpthread/nptl/sysdeps/unix/sysv/linux/__syscall_error.c
index 5e109a8..af26cf6 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/__syscall_error.c
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/__syscall_error.c
@@ -10,8 +10,8 @@
 
 /* This routine is jumped to by all the syscall handlers, to stash
  * an error number into errno.  */
-int __syscall_error(int err_no) attribute_hidden;
-int __syscall_error(int err_no)
+long __syscall_error(int err_no) attribute_hidden;
+long __syscall_error(int err_no)
 {
 	__set_errno(err_no);
 	return -1;