2 @subsection @code{regcomp}
5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9799919799/functions/regcomp.html}
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
15 Many regular expression implementations have bugs.
18 Portability problems not fixed by Gnulib: