configure.in --without-raid should not #define USE_RAID

configure.in:
  --without-raid should not #define USE_RAID

configure.in

@@ -436,10 +436,16 @@ AM_CONDITIONAL(ASSEMBLER, test ASSEMBLER_x86 = "" -o ASSEMBLER_x86 = "")
 AC_MSG_CHECKING(whether to use RAID)
 AC_ARG_WITH(raid,
     [  --with-raid             Enable RAID Support],
-    [   AC_DEFINE(USE_RAID)
-        AC_MSG_RESULT(yes) ],
-    [   AC_MSG_RESULT(no) ]
+    [   USE_RAID=$withval ],
+    [   USE_RAID=no ]
     )
+if test "$USE_RAID" = "yes"
+then
+  AC_MSG_RESULT([yes])
+  AC_DEFINE([USE_RAID])
+else
+  AC_MSG_RESULT([no])
+fi
 
 # Use this to set the place used for unix socket used to local communication.
 AC_ARG_WITH(unix-socket-path,