Fix some compiler errors & warnings caused & revealed by GLIBC 2.38 & GCC 13.

utils.c

@@ -2211,9 +2211,7 @@ char * strtok_r_e(char *str, const char *delim, char **saveptr)
  * plus the length of src. While this may seem somewhat confusing,
  * it was done to make truncation detection simple."
  */
-#if defined(__APPLE__) || defined(__MACH__) || defined(__APPLE_CC__) || defined(__FreeBSD__) || defined(__HAIKU__) || ((__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 38)) || (__GLIBC__ >= 3)
-/* nothing here */
-#else
+#ifdef HAS_NO_STRLC
 int strlcpy(char *dst, const char *src, int sz)
 {
   int srclen;

utils.h

@@ -148,6 +148,7 @@ int t_lcm(int, int);  /* returns least common multiple */
 #if defined(__APPLE__) || defined(__MACH__) || defined(__APPLE_CC__) || defined(__FreeBSD__) || defined(__HAIKU__) || ((__GLIBC__ >= 2) && (__GLIBC_MINOR__ >= 38)) || (__GLIBC__ >= 3)
 /* nothing here */
 #else
+#define HAS_NO_STRLC
 int strlcpy(char *, const char *, int);
 int strlcat(char *, const char *, int);
 #endif