Current rawhide mozplugger-1.7.3-2.2.1 won't build in mock:

+ make linux lib=lib64
make all CC=gcc XCFLAGS=-fPIC LD=gcc XLDFLAGS=-shared
make[1]: Entering directory `/builddir/build/BUILD/mozplugger-1.7.3'
gcc -c -O2 -Inpapi/include -I/usr/X11R6/include -DXP_UNIX  -DVERSION=\"1.7.3\" 
-fPIC -o mozplugger.o mozplugger.c
In file included from mozplugger.c:20:
mozplugger.h:15:27: error: X11/Intrinsic.h: No such file or directory
make[1]: *** [mozplugger.o] Error 1
make[1]: Leaving directory `/builddir/build/BUILD/mozplugger-1.7.3'
make: *** [linux] Error 2
error: Bad exit status from /var/tmp/rpm-tmp.64623 (%build)



Attached is a patch, adding the missing libXt-devel BuildRequire.