REG_TRACE          53 regex/engine.c #define	NOTE(str)	{ if (m->eflags&REG_TRACE) printf("=%s\n", (str)); }
REG_TRACE         945 regex/engine.c 	if (!(m->eflags&REG_TRACE))
REG_TRACE         975 regex/engine.c 	if (!(m->eflags&REG_TRACE))
REG_TRACE         355 regex/main.c   				o |= REG_TRACE;