Add glib2 dependency to configure.ac so packaging tools can pick it up
diff --git a/configure.ac b/configure.ac
index 4dc3d76..277f966 100644
--- a/configure.ac
+++ b/configure.ac
@@ -24,6 +24,7 @@
 if test x"$libimobiledevice_1_1" = xyes; then
   AC_DEFINE([HAVE_LIBIMOBILEDEVICE_1_1], 1, [Define if libimobiledevice is using 1.1.0 API])
 fi
+PKG_CHECK_MODULES(libglib2, glib-2.0 >= 2.14.1)
 PKG_CHECK_MODULES(libplist, libplist >= 0.15)
 PKG_CHECK_MODULES(libzip, libzip >= 0.8)
 
diff --git a/src/Makefile.am b/src/Makefile.am
index 4d90181..c7e1bca 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,11 +1,13 @@
 AM_CFLAGS =			\
 	$(GLOBAL_CFLAGS)	\
 	$(libimobiledevice_CFLAGS)	\
+	$(libglib2_CFLAGS)	\
 	$(libplist_CFLAGS)	\
 	$(libzip_CFLAGS)
 
 AM_LDFLAGS =			\
 	$(libimobiledevice_LIBS)	\
+	$(libglib2_LIBS)	\
 	$(libplist_LIBS)	\
 	$(libzip_LIBS)