I installed Ubuntu 14.04 (Trusty Tahr) yesterday. Everything seems OK. But when I tried to compile some C code, I encounter the following error. The error seems to be due to the OS lacking the 32-bit architecture support. The error output is as following: /usr/bin/ld: i386 architecture of input file `./libsc.a(ftl_msg.o)' is incompatible with i386:x86-64 output /usr/bin/ld: i386 architecture of in