al_calloc_with_context - Man Page

#include <allegro5/allegro.h>

void *al_calloc_with_context(size_t count, size_t n,
   int line, const char *file, const char *func)

This calls calloc() from the Allegro library (this matters on Windows), unless overridden with al_set_memory_interface(3),

Generally you should use the al_calloc(3) macro.

al_calloc(3), al_set_memory_interface(3).