%build
# if RPM_BUILD_NCPUS unset, set it
if [ -z "$RPM_BUILD_NCPUS" ] ; then
- RPM_BUILD_NCPUS=$(egrep -c "^cpu[0-9]+" /proc/stat || :)
+ RPM_BUILD_NCPUS=$(egrep -c "^cpu[0-9]+" /proc/stat 2>/dev/null || echo 0 :)
if [ $RPM_BUILD_NCPUS -eq 0 ] ; then
RPM_BUILD_NCPUS=1
fi