Fix build on RHEL 9+/ELN

Signed-off-by: Stephen Gallagher <sgallagh@redhat.com>

gnome-remote-desktop.spec

@@ -11,7 +11,7 @@
 
 Name:           gnome-remote-desktop
 Version:        43.1
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        GNOME Remote Desktop screen share service
 
 License:        GPLv2+
@@ -68,8 +68,10 @@ GNOME desktop environment.
 %meson \
 %if 0%{?enable_rdp}
     -Drdp=true \
+    -Dfdk_aac=true \
 %else
     -Drdp=false \
+    -Dfdk_aac=false \
 %endif
     -Dsystemd=true \
     -Dvnc=true
@@ -109,6 +111,9 @@ GNOME desktop environment.
 
 
 %changelog
+* Tue Nov 08 2022 Stephen Gallagher <sgallagh@redhat.com> - 43.1-2
+- Fix build on RHEL 9+/ELN
+
 * Thu Oct 27 2022 David King <amigadave@amigadave.com> - 43.1-1
 - Update to 43.1