Index: openacs-4/packages/acs-tcl/tcl/00-icanuse-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/00-icanuse-procs.tcl,v
diff -u -r1.1.2.28 -r1.1.2.29
--- openacs-4/packages/acs-tcl/tcl/00-icanuse-procs.tcl	3 Aug 2021 19:22:00 -0000	1.1.2.28
+++ openacs-4/packages/acs-tcl/tcl/00-icanuse-procs.tcl	28 Sep 2021 12:46:48 -0000	1.1.2.29
@@ -99,6 +99,7 @@
 ::acs::register_icanuse "ns_conn contentsentlength" [acs::cmd_has_subcommand ns_conn contentsentlength]
 ::acs::register_icanuse "ns_conn partialtimes"      [acs::cmd_has_subcommand ns_conn partialtimes]
 ::acs::register_icanuse "ns_conn pool"              [acs::cmd_has_subcommand ns_conn pool]
+::acs::register_icanuse "ns_crypto::pbkdf2_hmac"    {[info commands ::ns_crypto::pbkdf2_hmac] ne ""}
 ::acs::register_icanuse "ns_crypto::randombytes"    {[info commands ::ns_crypto::randombytes] ne ""}
 ::acs::register_icanuse "ns_db currenthandles"      [acs::cmd_has_subcommand ns_db currenthandles]
 ::acs::register_icanuse "ns_hash"                   {[info commands ::ns_hash] ne ""}