cd . && rm -f configure && autoconf Drivers.in > configure -:1564: error: possibly undefined macro: AC_TRY_COMPILER If this token and others are legitimate, please use m4_pattern_allow. See the Autoconf documentation. -:1587: error: possibly undefined macro: AC_PROG_CC_GNU You need the patch by Marco, it is available in the Savannah patch database. Hugh, that was crappy... You need patch #2507 [1]. [1]: http://savannah.gnu.org/patch/?func=detailitem&item_id=2507