* oslibs (macosx, windows):
- recompile FLAC decoder with a fix for free-ing of unitilialized
  pointer (flac git, commit 18a4854)
* recompile opus decoder with a fix for avoiding undefined behavior
  (signed arithmetic overflow) or implementation-defined behavior
  (malloc(0)) on out-of-range arguments (opus git, commit 25b27a9)


git-svn-id: svn+ssh://svn.code.sf.net/p/quakespasm/code/trunk@1148 af15c1b1-3010-417e-b628-4374ebc0bcbd
Merge branch 'master' into alias6

* master:
  * oslibs (macosx, windows): - recompile FLAC decoder with a fix for free-ing of unitilialized   pointer (flac git, commit 18a4854) * recompile opus decoder with a fix for avoiding undefined behavior   (signed arithmetic overflow) or implementation-defined behavior   (malloc(0)) on out-of-range arguments (opus git, commit 25b27a9)