pidgin/pidgin

Bump C standard to C99 for Pidgin files and fix warnings

18 months ago, Elliott Sales de Andrade
7b3312d0760c
Bump C standard to C99 for Pidgin files and fix warnings

Bump C standard to C99 for Pidgin files only and fix warnings

Testing Done:
Touched all Pidgin files, compiled and saw no new warnings.

Reviewed at https://reviews.imfreedom.org/r/2103/
i18n = import('i18n')
# use the glib preset which is defined at
# https://github.com/mesonbuild/meson/blob/master/mesonbuild/modules/i18n.py#L93
# at the time of this comment.
i18n.gettext('pidgin', preset : 'glib')