REG_NOERROR       376 lib/regex.h    #define REG_NOERROR	_REG_NOERROR
REG_NOERROR       798 src/regex-emacs.c   REG_NOERROR = 0,	/* Success.  */
REG_NOERROR       300 test/manual/etags/c-src/emacs/src/regex.h   REG_NOERROR = 0,	/* Success.  */