Build: Update visibility.m4 from Gnulib.
commitf74f1740067b75042497edbfa6ea457ff75484b9
authorJia Tan <jiat0218@gmail.com>
Thu, 12 Oct 2023 12:12:18 +0000 (12 20:12 +0800)
committerJia Tan <jiat0218@gmail.com>
Thu, 12 Oct 2023 12:12:18 +0000 (12 20:12 +0800)
tree82c13c51f4e39c5dc39a0d313b7675a98abec6bd
parent5c4bca521e6fb435898a0012b3276eee70a6dadf
Build: Update visibility.m4 from Gnulib.

Updating from version 6 -> 8 from upstream. Declarations for variables
and function bodies were added to avoid unnecessary failures with
-Werror.
m4/visibility.m4