fix build regression in oldmalloc

[musl] / src / stat / lchmod.c

diff --git a/src/stat/lchmod.c b/src/stat/lchmod.c
index c35f586..f324ba7 100644 (file)
--- a/src/stat/lchmod.c
+++ b/src/stat/lchmod.c
@@ -1,3 +1,4 @@
+#define _GNU_SOURCE
 #include <sys/stat.h>
 #include <fcntl.h>