Create dummy routine to fix linker errors on empty library

strlcpy.c

@@ -98,4 +98,9 @@ size_t strlcat(char *dst, const char *src, size_t size)
 
 /*-------------------------------------------------------------------*/
 
+#else
+size_t strlcpy_dummy(void) // dummy to avoid linker warnings
+{
+   return 0;
+}
 #endif // STRLCPY_DEFINED

strlcpy.h

@@ -46,6 +46,8 @@ extern "C" {
 #ifndef STRLCPY_DEFINED
 size_t EXPRT strlcpy(char *dst, const char *src, size_t size);
 size_t EXPRT strlcat(char *dst, const char *src, size_t size);
+#else
+size_t EXPRT strlcpy_dummy(void);
 #endif
 
 #ifdef __cplusplus