[SoX-devel] off_t in gcc >= 4.6

[Pascal Giard]

Hi guys,
derived into this this morning, thought this might affect SoX.

tl;dr: A "newish" issue when attempting to use the old trick to detect
if off_t needs to be forced to 64 bit (-D_FILE_OFFSET_BITS=64).

http://stackoverflow.com/questions/22664658/finding-off-t-size

-Pascal