On Tue, Jul 29, 2014 at 10:00:53PM +0800, Theodore Si wrote: > > Hi all, > > I want to compile the source code of Advanced Programming in the Unix > Environment(APUE) 3rd edition, and I encountered some difficulties. > After executing "make", I got this message: > [...] > How to install libbsd to solve this problem on CentOS (this works on > Ubuntu)? You need the 'libbsd' package, available in EPEL. (http://fedoraproject.org/wiki/EPEL) The 'heapsort()' function is implemented there. -- Jonathan Billings <billings at negate.org>