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-rw-r--r--gcc/gen-protos.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/gen-protos.c b/gcc/gen-protos.c
index 995659a1a50..8eec3a14132 100644
--- a/gcc/gen-protos.c
+++ b/gcc/gen-protos.c
@@ -16,6 +16,7 @@ along with this program; if not, write to the Free Software
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#include <stdio.h>
+#include <ctype.h>
#include "scan.h"
#define HASH_SIZE 2503 /* a prime */