$ set noon
$ call deltree [.demoCA]*.*
$ set file/prot=(S:RWED,O:RWED,G:RWED,W:RWED) demoCA.dir;*
-$ delete demoCA.dir;*,newcert.pem;*,newreq.pem;*
+$ delete demoCA.dir;*
+$ if f$search("newcert.pem") .nes. "" then delete newcert.pem;*
+$ if f$search("newcert.pem") .nes. "" then delete newreq.pem;*
$ set on
$! #usage: CA -newcert|-newreq|-newca|-sign|-verify
$