5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/log10.html}
7 Gnulib module: log10 or log10-ieee
9 Portability problems fixed by either Gnulib module @code{log10} or @code{log10-ieee}:
13 Portability problems fixed by Gnulib module @code{log10-ieee}:
16 This function returns a wrong value for a negative argument on some platforms:
17 NetBSD 5.1, Solaris 11.4.
20 Portability problems not fixed by Gnulib: