1 files changed, 2 insertions, 4 deletions

diff --git a/lisp/progmodes/icon.el b/lisp/progmodes/icon.el
index ccebcb3789b..571066043f5 100644
--- a/lisp/progmodes/icon.el
+++ b/lisp/progmodes/icon.el
@@ -295,8 +295,6 @@ Return the amount the indentation changed by."
     (setq beg (point))
     (cond ((eq indent nil)
            (setq indent (current-indentation)))
-          ((eq indent t)
-           (setq indent (calculate-icon-indent-within-comment)))
           ((looking-at "[ \t]*#")
            (setq indent 0))
           (t
@@ -618,7 +616,7 @@ Returns nil if line starts inside a string, t if in a comment."
   (eval-when-compile
     (list
      ;; Fontify procedure name definitions.
-     '("^[ \t]*\\(procedure\\)[ \t]*\\(\\sw+\\)[ \t]*("
+       '("^[ \t]*\\(procedure\\)\\>[ \t]*\\(\\sw+\\)?"
        (1 font-lock-builtin-face) (2 font-lock-function-name-face nil t))))
   "Subdued level highlighting for Icon mode.")
 
@@ -674,7 +672,7 @@ Returns nil if line starts inside a string, t if in a comment."
                  font-lock-function-name-face
                font-lock-variable-name-face)))))
 
-      (cons      ;; $define $elif $ifdef $ifdef $ifndef
+      (cons      ;; $define $elif $ifdef $ifndef $undef
        (concat "^" 
                (regexp-opt'("$define" "$elif" "$ifdef" "$ifndef" "$undef") t)
                "\\>[ \t]*\\([^ \t\n]+\\)?")