1 files changed, 4 insertions, 1 deletions
diff --git a/t/op/fork.t b/t/op/fork.t
index b743a4589f..11efa79d17 100755
--- a/t/op/fork.t
+++ b/t/op/fork.t
@@ -6,7 +6,10 @@ BEGIN {
     chdir 't' if -d 't';
     unshift @INC, '../lib';
     require Config; import Config;
-    unless ($Config{'d_fork'} || ($^O eq 'MSWin32' && $Config{'useithreads'})) {
+    unless ($Config{'d_fork'}
+	    or ($^O eq 'MSWin32' and $Config{useithreads}
+		and $Config{ccflags} =~ /-DPERL_IMPLICIT_SYS/))
+    {
 	print "1..0 # Skip: no fork\n";
 	exit 0;
     }