Source:Pm.h

The contents of pm.h are generated automatically during compile-time by makedefs from the data in monst.c

This file contains all the monster name definitions, eg.

#define PM_LITTLE_DOG   16
#define PM_DOG  17
#define PM_LARGE_DOG    18
#define PM_DINGO        19

This file also defines NUMMONS, which is the number of different monster types.