This change allows programs, like su, that set RUSER to the origin user
and USER to the destination user, to name the key according to the user
calling the program:
# auser -> root
/etc/keys/%r # equivalent to /etc/keys/auser
/etc/keys/%u # equivalent to /etc/keys/root
Add a new "%r" format specifier to represent the PAM remote user:
This change allows programs, like su, that set RUSER to the origin user and USER to the destination user, to name the key according to the user calling the program: