Fix some issues showing when DEBUG is defined.

1 files changed, 1 insertions, 1 deletions

diff --git a/util.c b/util.c
index fbd5f2a..55bf3c7 100644
--- a/util.c
+++ b/util.c
@@ -29,7 +29,7 @@ char *stringcopy(const char *s, int len) {
     return r;
 }
 
-void printfchars(char *prefixfmt, char *prefix, char *charfmt, char *chars, int len) {
+void printfchars(char *prefixfmt, char *prefix, char *charfmt, uint8_t *chars, int len) {
     int i;
     unsigned char *s = (unsigned char *)chars;
     if (prefix)