--- configure.orig	2015-01-15 05:50:49.000000000 +0900
+++ configure	2015-01-21 16:23:01.000000000 +0900
@@ -779,8 +779,8 @@
 
 check_ld(){
     log check_ld "$@"
-    flags=$(filter_out '-l*' "$@")
-    libs=$(filter '-l*' "$@")
+    flags=$(filter_out '-l*|*.so' "$@")
+    libs=$(filter '-l*|*.so' "$@")
     check_cc $($cflags_filter $flags) || return
     flags=$($ldflags_filter $flags)
     libs=$($ldflags_filter $libs)
@@ -4606,7 +4606,7 @@
 MANDIR=\$(DESTDIR)$mandir
 SRC_PATH=$source_path
 CC_IDENT=$cc_ident
-ARCH=$arch
+LIBAV_ARCH=$arch
 INTRINSICS=$intrinsics
 CC=$cc
 AS=$as
@@ -4783,7 +4783,7 @@
     requires=${requires%, }
     enabled ${name#lib} || return 0
     mkdir -p $name
-    cat <<EOF > $name/$name.pc
+    cat <<EOF > $name/$name-libav.pc
 prefix=$prefix
 exec_prefix=\${prefix}
 libdir=$libdir