malloc_status() - report various statistics related to memory usage.
void malloc_status( void );
This function writes memory usage statistics to the caller's screen. This function replaces the hardcoded 'malloc' command in vanilla 3.1.2. Note that the output produced by malloc_status() depends upon which memory management package is chosen in options.h when building the driver.
mud_status(3), dumpallobj(3), memory_info(3)