pto              3033 libglibc/regex.c   register unsigned char *pto = end + 3;
pto              3036 libglibc/regex.c     *--pto = *--pfrom;
pto              3052 libglibc/regex.c   register unsigned char *pto = end + 5;
pto              3055 libglibc/regex.c     *--pto = *--pfrom;