remove not so useful starts_with()

replace its only usage with strncmp().  it's likely faster too.

1 files changed, 1 insertions, 1 deletions

diff --git a/puny.c b/puny.c
index 7c3c92e..e6ea438 100644
--- a/puny.c
+++ b/puny.c
@@ -151,7 +151,7 @@ decode(const char *str, char *out, size_t len, const char **err)
 	unsigned int numpoints;
 	const char *s;
 
-	if (!starts_with(str, "xn--")) {
+	if (strncmp(str, "xn--", 4) != 0) {
 		strncpy(out, str, len);
 		return 1;
 	}