configure: remove stray semicolon

Originally committed as revision 22445 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/configure b/configure
index cf582fa..be86e3d 100755 (executable)
--- a/configure
+++ b/configure
@@ -315,7 +315,7 @@ filter(){
 map(){
     m=$1
     shift
-    for _; do; eval $m; done
+    for _; do eval $m; done
 }
 
 set_all(){