use libtool's -prefer-non-pic option - that way we can build shared

libraries without the large x86 performance penalty.

mpeg2dec/configure.in

 dnl Process this file with autoconf to produce a configure script.
-AC_PREREQ(2.13)
+AC_PREREQ(2.52)
 AC_INIT(src/mpeg2dec.c)
 AC_CONFIG_AUX_DIR(autotools)
 AM_INIT_AUTOMAKE(mpeg2dec,0.2.1-cvs)
@@ -70,9 +70,9 @@ else
 fi
 
 dnl Checks for libtool - this must be done after we set cflags
-AM_DISABLE_SHARED
+AC_DISABLE_SHARED
 AC_LIBTOOL_WIN32_DLL
-AM_PROG_LIBTOOL
+AC_PROG_LIBTOOL
 
 dnl Checks for libraries.
 

mpeg2dec/libmpeg2/configure.incl

 AC_SUBST([LIBMPEG2_CFLAGS])
 AC_SUBST([LIBMPEG2_LIBS])
 
+dnl avoid -fPIC when possible
+LIBMPEG2_CFLAGS="$LIBMPEG2_CFLAGS -prefer-non-pic"
+
 dnl check for mlib
 AC_ARG_ENABLE([mlib],
     [  --disable-mlib          make a version not using mediaLib])