Use -1 as file descriptor "not open" value instead of 0
[debian/gnuradio] / gr-audio-osx /
drwxr-xr-x   ..
-rw-r--r-- 304 .gitignore
-rw-r--r-- 870 Makefile.am
-rw-r--r-- 2884 README_OSX
-rw-r--r-- 2923 TODO
drwxr-xr-x - src