NEXT_WORD_CONSTRAINT  218 lib/regex_internal.h   INSIDE_WORD = PREV_WORD_CONSTRAINT | NEXT_WORD_CONSTRAINT,
NEXT_WORD_CONSTRAINT  219 lib/regex_internal.h   WORD_FIRST = PREV_NOTWORD_CONSTRAINT | NEXT_WORD_CONSTRAINT,
NEXT_WORD_CONSTRAINT  505 lib/regex_internal.h  ((((constraint) & NEXT_WORD_CONSTRAINT) && !IS_WORD_CONTEXT (context)) \
NEXT_WORD_CONSTRAINT 3494 lib/regexec.c  	  if (constraint & NEXT_WORD_CONSTRAINT)