1 The definitions of errno in qmail do not work with the newer glibc (2.3.1).

     2 Executables compiled with older glibc's (2.3) abort on startup, and

     3 recompilation with 2.3.1 is not possible. These patches allow qmail and other

     4 DJB software to compile. By Mate Wierdl.

     5 

     6 http://djbware.csi.hu/patches/qmail-1.03.errno.patch