REG_STARTEND      230 compat/regex/regexec.c   if (eflags & ~(REG_NOTBOL | REG_NOTEOL | REG_STARTEND))
REG_STARTEND      233 compat/regex/regexec.c   if (eflags & REG_STARTEND)
REG_STARTEND      854 grep.c         #ifdef REG_STARTEND
REG_STARTEND      857 grep.c         	eflags |= REG_STARTEND;