make available a namespace-safe vfork, if supported

this may be useful to posix_spawn..?

diff --git a/src/process/vfork.c b/src/process/vfork.c
index a7dd86c82775bf42d284bb71e64390134f5ca616..16d07ea70598228668cfa68446d84e33b74123e3 100644 (file)
--- a/src/process/vfork.c
+++ b/src/process/vfork.c
@@ -1,8 +1,11 @@
 #include <unistd.h>
 #include "syscall.h"
+#include "libc.h"
 
-pid_t vfork(void)
+pid_t __vfork(void)
 {
        /* vfork syscall cannot be made from C code */
        return syscall(SYS_fork);
 }
+
+weak_alias(__vfork, vfork);