support for newer openbsd versions, which are fully elf based

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@11805 b3059339-0415-0410-9bf9-f77b7e298cf2

loader/loader_objfix.sh

@@ -1,6 +1,7 @@
 #!/bin/sh
 # This script fixes up symbol mangling in GNU as code of stubs.s.
 # This file is licensed under the GPL, more info at http://www.fsf.org/
+if ! [ 'file stubs.o | grep ELF ' ] ; then
 for i in "export_names" \
        "printf" \
        "exp_EH_prolog" \
@@ -9,3 +10,4 @@ do
 echo "fixing: $i=_$i"
 objcopy --redefine-sym "$i=_$i" stubs.o
 done
+fi