pidgin/pidgin

Fix a bug where autoconf 2.71 complains about AC_PROG_INTLTOOL not being used.
release-2.x.y
2021-03-29, Gary Kramlich
99152d2c1529
Fix a bug where autoconf 2.71 complains about AC_PROG_INTLTOOL not being used.

Testing Done:
Tested in a fedora rawhide container with the autoconf 2.71 copr installed.
Also tested in debian buster with autoconf 2.71 installed from experimental.

Bugs closed: PIDGIN-17509

Reviewed at https://reviews.imfreedom.org/r/589/
plugindir = $(libdir)/pidgin
xmppdisco_la_LDFLAGS = -module -avoid-version
EXTRA_DIST = \
Makefile.mingw
if PLUGINS
plugin_LTLIBRARIES = xmppdisco.la
xmppdisco_la_SOURCES = \
gtkdisco.c \
gtkdisco.h \
xmppdisco.c \
xmppdisco.h
xmppdisco_la_LIBADD = $(GTK_LIBS)
endif
AM_CPPFLAGS = \
-DDATADIR=\"$(datadir)\" \
-I$(top_srcdir)/libpurple \
-I$(top_builddir)/libpurple \
-I$(top_srcdir)/pidgin \
$(DEBUG_CFLAGS) \
$(GTK_CFLAGS)