--- a/mcabber/src/roster.h	Fri Dec 01 23:50:52 2006 +0100
+++ b/mcabber/src/roster.h	Sat Dec 02 11:13:40 2006 +0100
@@ -100,9 +100,9 @@
 };
 
 struct pgp_data {
-  gchar *sign_keyid;
+  gchar *sign_keyid;  // KeyId used by the contact to sign their presence/msg
 #ifdef HAVE_GPGME
-  gpgme_sigsum_t last_sigsum;
+  gpgme_sigsum_t last_sigsum; // Last signature summary
 #endif
 };