configure.in: Don't explicitly set default prefix

configure automatically sets the prefix to /usr/local if the user didn't set one
explicitly with --prefix, but it does so later than our own code. This must have
been a problem in the past, but now everything works fine without this hack.


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@1637 726aef4b-f618-498e-8847-2d620e286838

configure

@@ -3165,10 +3165,6 @@ fi
 	fi
 fi
 
-if test -z "$prefix" || test $prefix = "NONE"; then
-	prefix="/usr/local"
-fi
-
 
 # Check whether --with-module-prefix was given.
 if test "${with_module_prefix+set}" = set; then :

configure.in

@@ -152,10 +152,6 @@ if test -z "$NOSSL"; then
 	fi
 fi
 
-if test -z "$prefix" || test $prefix = "NONE"; then
-	prefix="/usr/local"
-fi
-
 AC_ARG_WITH( [module-prefix],
 	AS_HELP_STRING([--with-module-prefix], [module object code [[LIBDIR/znc]]]),
 	[MODDIR=$withval],