- Grab the path from "configure --sysconfdir=<path>" and set it as
   the first place to look for my.cnf files
   Do this both in Makefiles for libmysql and mysys
 - Patch provided by Francesco Riosa. Thank you!


libmysql/Makefile.shared:
  Grab the path from "--sysconfdir=<path>" into the defined variable DEFAULT_SYSYCONFDIR
mysys/Makefile.am:
  Grab the path from "--sysconfdir=<path>" into the defined variable DEFAULT_SYSYCONFDIR
mysys/default.c:
  Use DEFAULT_SYSCONFDIR as first place to look for my.cnf file if "--sysconfdir=<path>" been specified as argument to configure