Query.c: In function 'Query':
Query.c:43:16: error: variable 'superrno' set but not used [-Werror=unused-but-set-variable]
cc1: all warnings being treated as errors

make[1]: *** [Query.o] Error 1
make[1]: Leaving directory `/usr/src/world/rpm-work-1/BUILD/mdadm-2.6.3'
error: Bad exit status from /usr/src/world/tmp-work/rpm-tmp.30773 (%build)