+ AC_CHECK_HEADERS(zlib.h jpeglib.h t1lib.h sys/stat.h sys/types.h dirent.h sys/ndir.h sys/dir.h ndir.h)
+
+if test "x${ac_cv_header_jpeglib_h}" != "xyes"; then
+ DISABLEPDF2SWF=true;
+ DISABLEJPEG2SWF=true;
+ MISSINGLIBS="${MISSINGLIBS} jpeglib.h"
+fi
+if test "x${ac_cv_header_t1lib_h}" != "xyes"; then
+ DISABLEPDF2SWF=true;
+ MISSINGLIBS="${MISSINGLIBS} t1lib.h"
+fi
+if test "x${ac_cv_header_zlib_h}" != "xyes"; then
+ DISABLEPDF2SWF=true;
+ MISSINGLIBS="${MISSINGLIBS} zlib.h"
+fi
+
+AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
+AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
+AC_SUBST(PACKAGE)
+AC_SUBST(VERSION)