2 files changed, 11 insertions, 21 deletions
diff --git a/libc/sysdeps/linux/common/wait3.c b/libc/sysdeps/linux/common/wait3.c
index 0d480ec54..a4391fd18 100644
--- a/libc/sysdeps/linux/common/wait3.c
+++ b/libc/sysdeps/linux/common/wait3.c
@@ -5,20 +5,12 @@
  */
 
 #include <sys/syscall.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/resource.h>
 
-#if defined __USE_BSD
+#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
+# include <sys/wait.h>
 
-
-/* Wait for a child to exit.  When one does, put its status in *STAT_LOC and
- * return its process ID.  For errors return (pid_t) -1.  If USAGE is not nil,
- * store information about the child's resource usage (as a `struct rusage')
- * there.  If the WUNTRACED bit is set in OPTIONS, return status for stopped
- * children; otherwise don't.  */
-pid_t wait3 (__WAIT_STATUS stat_loc, int options, struct rusage * usage)
+pid_t wait3(__WAIT_STATUS stat_loc, int options, struct rusage *usage)
 {
-      return wait4 (WAIT_ANY, stat_loc, options, usage);
+      return __wait4_nocancel(WAIT_ANY, stat_loc, options, usage);
 }
 #endif
diff --git a/libc/sysdeps/linux/common/wait4.c b/libc/sysdeps/linux/common/wait4.c
index dceab41b6..b7952ad81 100644
--- a/libc/sysdeps/linux/common/wait4.c
+++ b/libc/sysdeps/linux/common/wait4.c
@@ -8,18 +8,16 @@
  */
 
 #include <sys/syscall.h>
-#if defined __USE_BSD || defined __USE_XOPEN_EXTENDED
 #include <sys/wait.h>
-#include <sys/resource.h>
 
+# define __NR___syscall_wait4 __NR_wait4
+static __always_inline _syscall4(int, __syscall_wait4, __kernel_pid_t, pid,
+				 int *, status, int, opts, struct rusage *, rusage)
 
-#define __NR___syscall_wait4 __NR_wait4
-static __inline__ _syscall4(int, __syscall_wait4, __kernel_pid_t, pid,
-		int *, status, int, opts, struct rusage *, rusage)
-
-pid_t wait4(pid_t pid, int *status, int opts, struct rusage *rusage)
+pid_t __wait4_nocancel(pid_t pid, int *status, int opts, struct rusage *rusage)
 {
-	return (__syscall_wait4(pid, status, opts, rusage));
+	return __syscall_wait4(pid, status, opts, rusage);
 }
-libc_hidden_def(wait4)
+#ifdef __USE_BSD
+strong_alias(__wait4_nocancel,wait4)
 #endif