man _ustrdup (3): Duplicates a string with a custom memory allocator. Allegro game programming library.

_ustrdup(3) Duplicates a string with a custom memory allocator. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

char *_ustrdup(const char *src, void* (*malloc_func)(size_t))

Does the same as ustrdup(), but allows the user to specify a custom memory allocator function.