> Hello, > I have been trying to compile the mpich 1.2.5 sources. > In the sources for ch_p4 device ie, in mpich/mpid/ch_p4/p4 when I try > doing a autoconf to recreate the configuration file I get the following > error : > configure.in:280: error: m4_defn: undefined macro: _m4_divert_diversion > autoconf/programs.m4:451: AC_PROG_RANLIB is expanded from... > configure.in:280: the top level > I am using GNU autoconf 2.53 > I tried calling autoupdate and stuffs thats already on the mailing > lists. Wanted to know where is _m4_divert_diversion defined ? You are probably trying to use an important macro before running AC_INIT. Can we see the configure.in file? And also, please upgrade your Autoconf.