fixed build with changed install directories (defaults/pref -> defaults/preferences)
enabled GStreamer support on 12.1 and newer
made toolkit packaging errors non-fatal (as they are expected with system NSPR and NSS anyway)
#!/bin/sh
# Finds requirements provided outside of the current file set
filelist=$( sed "s/[]['\"*?{}]/\\\\\&/g" )
provides=$( echo "$filelist" | /usr/lib/rpm/find-provides )
echo "$filelist" \
| /usr/lib/rpm/find-requires \
| grep -F -v "$provides" \
| sort -u