- sed -i -e 's/^passwd:[[:space:]]\+compat$/passwd: compat db/;
- s/^group:[[:space:]]\+compat$/group: db compat/;
- s/^shadow:[[:space:]]\+compat$/shadow: compat db/' \
+ sed -i -e 's/^passwd:\[[:space:]]\+compat$/passwd: compat db/;
+ s/^group:\[[:space:]]\+compat$/group: db compat/;
+ s/^shadow:\[[:space:]]\+compat$/shadow: compat db/' \