Hello. What the subject says: $ getpid -E pid echo \$pid 1543
$ getpid -PE pid echo \$pid getpid: usage: getpid [ -E | -e ] [ -P | -p ] variable prog... I guess that because they are not mentioned in the call to subgetopt_r(): * https://git.skarnet.org/cgi-bin/cgit.cgi/execline/tree/src/execline/getpid.c?h=v2.8.3.0#n25 G.
