Un exemple setcns (source /biolo/cns/setcns.com)
if ( $sys == OSF1 ) set archi="dec-alpha-osf-4"
if ( $sys == IRIX64 ) set archi="sgi-r8k10k-irix-6.2"
unalias cnsrempath /biolo/cnsdev/$archi/object_library
rempath /biolo/cns/object_library
rempath /biolo/cns-0.3/object_library
setenv CNS /biolo/cns-0.4 <<< important
setenv CNS_PRELIB $CNS/prelib
setenv CNS_HELPLIB $CNS_LIB/help
source $CNS/$archi/arch_env
addpath $CNS/$archi/object_library <<< le path
addpath $CNS/$archi/utils <<< le path
alias cns_help $CNS/bin/cns_help <<< d’autres
alias cns_header $CNS/bin/cns_header <<< alias
alias cns_info 'cat $CNS/bin/cns_info'