Stop providing / overriding strlcat and strlcpy to fix the following compile errors:

src/headers.h:60:20: error: ambiguating new declaration of 'void strlcat(char*, const char*, size_t)'
   60 | static inline void strlcat(char *dest, const char *src, size_t n) { strncat(dest, src, n - 1); }
      |                    ^~~~~~~

src/headers.h:61:20: error: ambiguating new declaration of 'void strlcpy(char*, const char*, size_t)'
   61 | static inline void strlcpy(char *dest, const char *src, size_t n) { strncpy(dest, src, n); dest[n - 1] = 0; }
      |                    ^~~~~~~

diff -up blobwars-2.00/src/headers.h~ blobwars-2.00/src/headers.h
--- blobwars-2.00/src/headers.h	2015-11-21 23:18:19.000000000 +0100
+++ blobwars-2.00/src/headers.h	2023-07-28 22:25:36.655085088 +0200
@@ -56,7 +56,7 @@ extern DECLSPEC int SDLCALL SDL_GetGamma
 #define textdomain(x) while(false)
 #endif
 
-#if !defined(OpenBSD) && !defined(FreeBSD) && !defined(__APPLE__)
+#if 0 && !defined(OpenBSD) && !defined(FreeBSD) && !defined(__APPLE__)
 static inline void strlcat(char *dest, const char *src, size_t n) { strncat(dest, src, n - 1); }
 static inline void strlcpy(char *dest, const char *src, size_t n) { strncpy(dest, src, n); dest[n - 1] = 0; }
 #endif