--- configure.orig	2007-09-13 16:45:04.000000000 -0400
+++ configure	2007-09-14 10:39:22.000000000 -0400
@@ -252,7 +252,7 @@
     fi
     as_check || AS="nasm"
     ;;
-  x86_64)
+  x86_64 | amd64)
     ARCH="X86_64"
     AS="yasm"
     ASFLAGS="-f elf -m amd64"
@@ -361,7 +361,7 @@
     LDFLAGS="$LDFLAGS $libpthread"
 fi
 
-MP4_LDFLAGS="-lgpac_static"
+MP4_LDFLAGS="-lgpac"
 if [ $SYS = CYGWIN -o $SYS = MINGW ]; then
     MP4_LDFLAGS="$MP4_LDFLAGS -lwinmm"
 fi
@@ -443,7 +443,8 @@
 cp config.mak gtk/config.mak
 
 if [ "$shared" = "yes" ]; then
-    API=$(grep '#define X264_BUILD' < x264.h | cut -f 3 -d ' ')
+#    API=$(grep '#define X264_BUILD' < x264.h | cut -f 3 -d ' ')
+    API=50
     echo "SONAME=libx264.so.$API" >> config.mak
     echo 'default: $(SONAME)' >> config.mak
     if [ "$gtk" = "yes" ]; then