Giedrius Augys wrote: > And when I make ./build , I get this: > /tmp/cckNRgf3.o(.text+0xfc): In function `cleanup': > /home/eryx/hylafax/iaxmodem-0.1.14/iaxmodem.c:165: undefined reference > to `iax_destroy' You probably have a conflicting version of libiax2. try doing: ./build static instead. Lee.