Something

# gcc -O2 main.c -o player -lbassmod
/usr/bin/ld: cannot find -lbassmod
collect2: ld returned 1 exit status
ubuntu@dhcppc0:~/modplayer$ ldd ./libbassmod.so
        linux-gate.so.1 =>  (0xffffe000)
        libm.so.6 => /lib32/tls/libm.so.6 (0x55575000)
        libpthread.so.0 => /lib32/tls/libpthread.so.0 (0x55597000)
        libc.so.6 => /lib32/tls/libc.so.6 (0x555a8000)
        /lib/ld-linux.so.2 (0x56555000)
ubuntu@dhcppc0:~/modplayer$ sudo gcc -O2 main.c -o player -lbassmod
/usr/bin/ld: cannot find -lbassmod
collect2: ld returned 1 exit status