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-rw-r--r--builtins/caller.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/builtins/caller.c b/builtins/caller.c
index e9db7b2..e40b107 100644
--- a/builtins/caller.c
+++ b/builtins/caller.c
@@ -29,7 +29,7 @@
#endif
#if !defined (errno)
-extern int errno;
+#include <errno.h>
#endif /* !errno */
int