configure: Allow relocation on x86_64.
diff --git a/configure b/configure
index 7b53f6b..ece71b4 100755
--- a/configure
+++ b/configure
@@ -16915,7 +16915,7 @@
         fi
 
         case $host_cpu in
-          *i[3456789]86*)
+          *i[3456789]86* | x86_64)
             { echo "$as_me:$LINENO: checking whether we can relocate the executable to 0x7bf00000" >&5
 echo $ECHO_N "checking whether we can relocate the executable to 0x7bf00000... $ECHO_C" >&6; }
 if test "${ac_cv_ld_reloc_exec+set}" = set; then