Remove unused functions from test runner.

PR-URL: https://github.com/nodejs-private/http-parser-private/pull/1
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Evan Lucas <evanlucas@me.com>
Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Rod Vagg <rod@vagg.org>

test.c

@@ -27,9 +27,7 @@
 #include <stdarg.h>
 
 #if defined(__APPLE__)
-# undef strlcat
 # undef strlncpy
-# undef strlcpy
 #endif  /* defined(__APPLE__) */
 
 #undef TRUE
@@ -1993,12 +1991,6 @@ strlncat(char *dst, size_t len, const char *src, size_t n)
   return slen + dlen;
 }
 
-size_t
-strlcat(char *dst, const char *src, size_t len)
-{
-  return strlncat(dst, len, src, (size_t) -1);
-}
-
 size_t
 strlncpy(char *dst, size_t len, const char *src, size_t n)
 {
@@ -2017,12 +2009,6 @@ strlncpy(char *dst, size_t len, const char *src, size_t n)
   return slen;
 }
 
-size_t
-strlcpy(char *dst, const char *src, size_t len)
-{
-  return strlncpy(dst, len, src, (size_t) -1);
-}
-
 int
 request_url_cb (http_parser *p, const char *buf, size_t len)
 {