[gnome-applets] inhibit: fix build

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 1fa778b01f0e6b70678b0e5755ca0ed7a093fa75
Author: Jan Tojnar <jtojnar gmail com>
Date:   Wed Aug 8 18:42:29 2018 +0200

    inhibit: fix build
    
    https://gitlab.gnome.org/GNOME/gnome-applets/issues/3

 inhibit/src/Makefile.am | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/inhibit/src/Makefile.am b/inhibit/src/Makefile.am
index 0be890a1a..5c1da8ed9 100644
--- a/inhibit/src/Makefile.am
+++ b/inhibit/src/Makefile.am
@@ -17,6 +17,7 @@ libinhibit_applet_la_CPPFLAGS = \
 
 libinhibit_applet_la_CFLAGS = \
        $(GNOME_APPLETS_CFLAGS) \
+       $(GIO_UNIX_CFLAGS) \
        $(WARN_CFLAGS) \
        $(AM_CFLAGS) \
        $(NULL)
@@ -34,6 +35,7 @@ libinhibit_applet_la_LDFLAGS = \
 
 libinhibit_applet_la_LIBADD = \
        $(GNOME_APPLETS_LIBS) \
+       $(GIO_UNIX_LIBS) \
        $(NULL)
 
 dbus-inhibit.h: