1 files changed, 3 insertions, 1 deletions
diff --git a/newlib/libc/argz/buf_findstr.c b/newlib/libc/argz/buf_findstr.c
index 792706e88..aeb32a943 100644
--- a/newlib/libc/argz/buf_findstr.c
+++ b/newlib/libc/argz/buf_findstr.c
@@ -9,10 +9,12 @@
 #include <string.h>
 #include <stdlib.h>
 
+#include "buf_findstr.h"
+
 /* Find string str in buffer buf of length buf_len.  Point buf to character after string,
    or set it to NULL if end of buffer is reached.  Return 1 if found, 0 if not. */
 int
-buf_findstr(const char *str, const char **buf, size_t *buf_len)
+_buf_findstr(const char *str, char **buf, size_t *buf_len)
 {
   int i = 0;
   int j = 0;