void xmalloc_set_error_handler(void (*)(int));
void * xmalloc(size_t);
void * xmalloc0(size_t);
void * xmalloc_inc(size_t, size_t);
void * xrealloc(void *, size_t);
void * xrealloc_inc(void *, size_t, size_t);
void xmalloc_set_error_handler(void (*)(int));
void * xmalloc(size_t);
void * xmalloc0(size_t);
void * xmalloc_inc(size_t, size_t);
void * xrealloc(void *, size_t);
void * xrealloc_inc(void *, size_t, size_t);