I get the following on compiling, on Fedora Core 1.

./configure goes through without incident

make
.......
uncmain.o(.text+0x29b): In function `main':
/root/rpmbuild/BUILD/gbuffy-0.2.6/libcompface/uncmain.c:90: warning:
`sys_errlist' is deprecated; use `strerror' or `strerror_r' instead
uncmain.o(.text+0x291):/root/rpmbuild/BUILD/gbuffy-0.2.6/libcompface/uncmain.c:9\
0:
warning: `sys_nerr' is deprecated; use `strerror' or `strerror_r' instead
uncmain.o(.text+0x28a):/root/rpmbuild/BUILD/gbuffy-0.2.6/libcompface/uncmain.c:9\
0:
undefined reference to `errno'
uncmain.o(.text+0x3d1): In function `WriteBuf':
/root/rpmbuild/BUILD/gbuffy-0.2.6/libcompface/uncmain.c:128: undefined
reference to `errno'
uncmain.o(.text+0x54f): In function `ReadBuf':
/root/rpmbuild/BUILD/gbuffy-0.2.6/libcompface/uncmain.c:151: undefined
reference to `errno'
collect2: ld returned 1 exit status
make[1]: *** [uncompface] Error 1
make[1]: Leaving directory `/root/rpmbuild/BUILD/gbuffy-0.2.6/libcompface'
make: *** [libcompface/libcompface.a] Error 2
error: Bad exit status from /var/tmp/rpm-tmp.86484 (%build)

Any ideas? Anyone face this problem before? Thanks!