feature merge bs-coreoptimize->trunk: Enable 64Bit build by default on adequate platforms.

Info:
No need for --enable-64bit anymore, 
you can force to build 32bit bin's on such platforms by adding a --disable-64bit (or --enable-64bit=no) .. 




git-svn-id: https://svn.code.sf.net/p/rathena/svn/trunk@16197 54d463be-8e91-2dee-dedb-b68131a5f0ec

configure

@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 15584 .
+# From configure.in Revision: 16196 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.67.
 #
@@ -1305,9 +1305,7 @@ Optional Features:
                           cpufreq is preconfigured, see your distribution's
                           manual how to disable it)
   --enable-profiler=ARG   Profilers: no, gprof (disabled by default)
-  --enable-64bit          Don't force 32 bit. (disabled by default) 64bit
-                          support is still being tested, not recommended for
-                          production servers.
+  --disable-64bit         Disable 64bit binary building (enabled by default)
   --enable-lto            Enables or Disables Linktime Code Optimization (LTO
                           is enabled by default)
 
@@ -3504,7 +3502,7 @@ if test "${enable_64bit+set}" = set; then :
 		esac
 
 else
-  enable_64bit="no"
+  enable_64bit="yes"
 
 fi