This patch will also test for jfs/quota.h for AIX systems. The source code for quota support seems to have all the necessary ifdef's. Configure simply fails the test since struct def's are not in sys/quota.h (which doesn't exist). --- configure 2004-01-31 15:01:32.000000000 -0500 +++ configure.new 2004-02-02 08:05:44.000000000 -0500 @@ -27847,7 +27847,7 @@ # For sys/quota.h and linux/quota.h -for ac_header in sys/quota.h +for ac_header in sys/quota.h jfs/quota.h do as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh` if eval "test \"\${$as_ac_Header+set}\" = set"; then Regards, Bill