TLS1.2 and command execution

config.def.h

@@ -3,6 +3,7 @@
 /* network */
 #define IMAP_PORT       143
 #define IMAPS_PORT      993
+#define TLS_ENABLED     1
 /*-
  * Maximum number of connected clients,
  * NOTE: each one of these is a currently
@@ -20,3 +21,19 @@
  * modify this.
  */
 #define CMD_MAX_SIZE    8000
+
+static char *imap_capabilities[] = {
+    "IMAP4rev1",
+    "STARTTLS",
+    "AUTH=GSSAPI",
+    "LOGINDISABLED",
+    NULL
+};
+
+static char *imaps_capabilities[] = {
+    "IMAP4rev1",
+    "STARTTLS",
+    "AUTH=GSSAPI",
+    "AUTH=PLAIN",
+    NULL
+};