Hi, when I compile 0.91.2UL with an SGI-INDY 5.3, I get this error: cc -g -DHAVE_DIRENT_H=1 -DSTDC_HEADERS=1 -DHAVE_SYS_WAIT_H=1 -DHAVE_FCNTL_H=1 -DHAVE_SYS_FILE_H=1 -DHAVE_SYS_IOCTL_H=1 -DHAVE_SYS_TIME_H=1 -DHAVE_UTIME_H=1 -DHAVE_SYS_PARAM_H=1 -DHAVE_SYS_MOUNT_H=1 -DHAVE_SYS_VFS_H=1 -DHAVE_SYS_STATVFS_H=1 -DHAVE_SYSLOG_H=1 -DHAVE_UNISTD_H=1 -DHAVE_STDARG_H=1 -DHAVE_STDDEF_H=1 -DHAVE_SYS_SELECT_H=1 -DTIME_WITH_SYS_TIME=1 -DHAVE_VALLOC=1 -DHAVE_GETPAGESIZE=1 -DHAVE_MMAP=1 -DRETSIGTYPE=void -DHAVE_GETDTABLESIZE=1 -DHAVE_STATFS=1 -DHAVE_STATVFS=1 -DHAVE_UTIME=1 -DHAVE_WAITPID=1 -DHAVE_WAIT3=1 -DHAVE_CHROOT=1 -DHAVE_STRDUP=1 -DHAVE_STRCASECMP=1 -DHAVE_LIBNSL=1 -DHAVE_LIBSOCKET=1 -I. -c list.c cfe: Error: list.c, line 161: This expression is not an lvalue. ((r==1)? p2->right: p2->left) = node; ------------------------------^ *** Error code 1 (bu21) Achim -- Joachim Gothe, Networks/Broadcast-Video FH-Hannover, FB Kunst&Design e-mail: achim@kd.fh-hannover.de Germany D-30419 Hannover http://chaplin.kd.fh-hannover.de Herrenhaeuser Str.8 Privat: +49 511 797515 Work:+49 511 9296-557, Fax -510