Yes it is installed.
Code:
lrwxrwxrwx 1 root root 15 Feb 1 21:07 usr/lib/libmpc.so.3 -> libmpc.so.3.1.0
I researched on the internet, and people suggest creating a symbolic link to libmpc.s0 . I wasn't sure that was the right thing to do, so haven't done that.