compile it if necessary and use the libs from it instead of the system
library. v19 has a different ABI than portaudio normally installed
on unix systems.
I have come across at least one other program that includes a copy
of portaudio v19 with it's release package due to this problem.
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@184 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
2. Initialization of PTT to OFF is fixed.
3. WSJT_Source_Code.tst updated.
git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@117 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
