if (format == "gzip" || format == "zip" || format == "compress") {
lyxerr[Debug::LYXLEX] << "lyxlex: compressed" << endl;
+#ifdef USE_COMPRESSION
// The check only outputs a debug message, because it triggers
// a bug in compaq cxx 6.2, where is_open() returns 'true' for
// a fresh new filebuf. (JMarc)
name = filename;
lineno = 0;
return gz_.is_open() && is.good();
+#else
+ return false;
+#endif
} else {
lyxerr[Debug::LYXLEX] << "lyxlex: UNcompressed" << endl;