1 files changed, 1 insertions, 1 deletions
diff --git a/aclocal.m4 b/aclocal.m4
index a947272..eeee663 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1972,7 +1972,7 @@ AC_CACHE_VAL(bash_cv_wcontinued_broken,
 #include <errno.h>
 
 #ifndef errno
-extern int errno;
+#include <errno.h>
 #endif
 main()
 {