REG_EESCAPE      2074 libglibc/regex.c                     if (p == pend) FREE_STACK_RETURN (REG_EESCAPE);
REG_EESCAPE      2211 libglibc/regex.c                     if (p == pend) FREE_STACK_RETURN (REG_EESCAPE);
REG_EESCAPE      2429 libglibc/regex.c           if (p == pend) FREE_STACK_RETURN (REG_EESCAPE);