[Bug 45435] New: Fatal error compiling on Fedora 28 because libavcodec file not found

https://bugs.winehq.org/show_bug.cgi?id=45435

Bug ID: 45435
           Summary: Fatal error compiling on Fedora 28 because libavcodec
                    file not found
           Product: Wine-staging
           Version: 3.12
          Hardware: x86-64
                OS: Linux
            Status: UNCONFIRMED
          Severity: blocker
          Priority: P2
         Component: -unknown
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail], [e-mail]
      Distribution: ---

When compiling on Fedora 28 the build fails trying to compile xaudio2_7 because
it can't find libavcodec/avcodec.h, i confirmed and it is in fact installed
under usr/include/ffmpeg/libavcodec but it seems to not find it because of
ffmpeg folder