+dnl check for known CD-ROM interface
+AC_MSG_CHECKING([for known CD-ROM interface])
+AC_TRY_COMPILE([#ifdef __linux__
+ #include <linux/cdrom.h>
+ #else
+ /* For Solaris */
+ #include <sys/cdio.h>
+ #endif
+ ],
+ [struct cdrom_tocentry entry, old_entry;],
+ [AC_MSG_RESULT([yes])
+ AC_DEFINE(HAVE_KNOWN_CDROM_INTERFACE)],
+ [AC_MSG_RESULT([no])])