IS_BEGBUF_CONTEXT  514 maint/gnulib/lib/regex_internal.h   || ((constraint & PREV_BEGBUF_CONSTRAINT) && !IS_BEGBUF_CONTEXT (context)))
IS_BEGBUF_CONTEXT 1014 maint/gnulib/lib/regexec.c       else if (IS_BEGBUF_CONTEXT (context) && IS_NEWLINE_CONTEXT (context))
IS_BEGBUF_CONTEXT 1018 maint/gnulib/lib/regexec.c       else if (IS_BEGBUF_CONTEXT (context))