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-rw-r--r--libiberty/index.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libiberty/index.c b/libiberty/index.c
index c37edca..acd0a45 100644
--- a/libiberty/index.c
+++ b/libiberty/index.c
@@ -15,7 +15,7 @@ deprecated in new programs in favor of @code{strchr}.
extern char * strchr(const char *, int);
char *
-index (char *s, int c)
+index (const char *s, int c)
{
return strchr (s, c);
}