+# Check for Expat
+AC_ARG_WITH(expat,
+ [[ --with-expat[=DIR] use Expat XML [search in DIR/include and DIR/lib]]],
+ [
+ case "${withval}" in
+ no)
+ ;;
+ *)
+ if test -d $withval/include; then
+ CPPFLAGS="$CPPFLAGS -I$withval/include"
+ CFLAGS="$CFLAGS -I$withval/include"
+ fi
+ if test -d $withval/lib; then
+ LDFLAGS="$LDFLAGS -L$withval/lib"
+ fi
+ ;;
+ esac
+ ])
+
+AC_CHECK_HEADERS(expat.h,
+ [ LIBS="$LIBS -lexpat" ],
+ [ AC_MSG_ERROR(Expat XML Library is required to compile SRT) ])
+
+