subproc: check for __NR_clone3

4 years ago · dda6d2f596
parent 419dc1efb6
commit dda6d2f596
1 changed files with 1 additions and 2 deletions
--- a/src/lib/fd.c
+++ b/src/lib/fd.c
@ -11,8 +11,7 @@
 #include <linux/wait.h>
 #include <asm/unistd.h>
 #include <linux/sched.h>
-#ifndef CLONE_CLEAR_SIGHAND // FIXME introduced in linux 5.5
+#if (defined(__NR_clone3) && defined(P_PIDFD) && defined(CLONE_CLEAR_SIGHAND))
 #define CLONE_CLEAR_SIGHAND 0x100000000ULL
 #endif
 #define USING_PIDFD
 #endif