REGS_REALLOCATE   523 lib/regexec.c    int rval = REGS_REALLOCATE;
REGS_REALLOCATE   543 lib/regexec.c    else if (regs_allocated == REGS_REALLOCATE)
REGS_REALLOCATE   606 lib/regexec.c        bufp->regs_allocated = REGS_REALLOCATE;