1 files changed, 1 insertions, 1 deletions
diff --git a/process.c b/process.c
index 1f5fe62f4f..38011151dd 100644
--- a/process.c
+++ b/process.c
@@ -2412,7 +2412,7 @@ rb_fork(int *status, int (*chfunc)(void*), void *charg, VALUE fds)
 static VALUE
 rb_f_fork(VALUE obj)
 {
-#if defined(HAVE_FORK) && !(defined(__NetBSD__) && __NetBSD_Version__ < 400000000)
+#if defined(HAVE_FORK) && !defined(CANNOT_FORK_WITH_PTHREAD)
     rb_pid_t pid;
 
     rb_secure(2);