GitLab

m4: update ax_pthread.m4 to latest release to fix '-pthread' arguments unused errors on osx.

On osx, make check in gstreamer directory currently outputs:
"error: argument unused during compilation: '-pthread'".

This new ax_pthread.m4 adds -Qunused-arguments when needed.

Source:
http://www.gnu.org/software/autoconf-archive/ax_pthread.html

History:
http://git.savannah.gnu.org/gitweb/?p=autoconf-archive.git;a=history;f=m4/ax_pthread.m4

https://bugzilla.gnome.org/show_bug.cgi?id=747954