+static char * preloader = 0;
+static char * viewer = 0;
+
+int systemf(const char* format, ...)
+{
+ char buf[1024];
+ va_list arglist;
+ va_start(arglist, format);
+ vsprintf(buf, format, arglist);
+ va_end(arglist);
+
+ printf("%s:\n\n", buf);
+ fflush(stdout);
+ return system(buf);
+}
+