ref: 90b1458acb65d8eecd28e49a2634a7fb783f7c2a dir: /src/util.h/
extern int DEBUG; #define D(force, code) \ if((DEBUG) || (force)) do{code}while(0); void dprint(int force, char *fmt, ...); void* emalloc(ulong sz); char* estrdup(char *s);