NST_CLEN_FIXED   2364 ext/mbstring/oniguruma/regcomp.c 	    SET_ENCLOSE_STATUS(node, NST_CLEN_FIXED);
NST_CLEN_FIXED    145 ext/mbstring/oniguruma/regparse.h #define IS_ENCLOSE_CLEN_FIXED(en)      (((en)->state & NST_CLEN_FIXED)    != 0)