regerror         5815 libglibc/regex.c regerror (errcode, preg, errbuf, errbuf_size)
regerror         5855 libglibc/regex.c weak_alias (__regerror, regerror)
regerror          524 libglibc/regex.h extern size_t regerror _RE_ARGS ((int __errcode, const regex_t *__preg,