diff --git a/misc/fuel/fuel-font-lock.el b/misc/fuel/fuel-font-lock.el
index 8d3990fcd8..d54b0cd337 100644
--- a/misc/fuel/fuel-font-lock.el
+++ b/misc/fuel/fuel-font-lock.el
@@ -59,6 +59,7 @@
   (ratio constant  "ratios")
   (declaration keyword "declaration words")
   (ebnf-form constant "EBNF: ... ;EBNF form")
+  (error-form warning "ERROR: ... ; form")
   (parsing-word keyword  "parsing words")
   (postpone-body comment "postponed form")
   (setter-word function-name "setter words (>>foo)")
@@ -101,6 +102,9 @@
     (,fuel-syntax--brace-words-regex 1 'factor-font-lock-parsing-word)
     (,fuel-syntax--alien-function-regex (1 'factor-font-lock-type-name)
                                         (2 'factor-font-lock-word))
+    (,fuel-syntax--alien-function-alias-regex (1 'factor-font-lock-word)
+                                              (2 'factor-font-lock-type-name)
+                                              (3 'factor-font-lock-word))
     (,fuel-syntax--alien-callback-regex (1 'factor-font-lock-type-name)
                                         (2 'factor-font-lock-word))
     (,fuel-syntax--vocab-ref-regexp  2 'factor-font-lock-vocabulary-name)
@@ -111,6 +115,11 @@
     (,fuel-syntax--typedef-regex (1 'factor-font-lock-type-name)
                                  (2 'factor-font-lock-type-name)
                                  (3 'factor-font-lock-invalid-syntax nil t))
+    (,fuel-syntax--c-global-regex (1 'factor-font-lock-type-name)
+                                  (2 'factor-font-lock-word)
+                                  (3 'factor-font-lock-invalid-syntax nil t))
+    (,fuel-syntax--c-type-regex (1 'factor-font-lock-type-name)
+                                (2 'factor-font-lock-invalid-syntax nil t))
     (,fuel-syntax--rename-regex (1 'factor-font-lock-word)
                                 (2 'factor-font-lock-vocabulary-name)
                                 (3 'factor-font-lock-word)
@@ -124,6 +133,7 @@
     (,fuel-syntax--float-regex . 'factor-font-lock-number)
     (,fuel-syntax--ratio-regex . 'factor-font-lock-ratio)
     (,fuel-syntax--type-definition-regex 2 'factor-font-lock-type-name)
+    (,fuel-syntax--error-regex 2 'factor-font-lock-error-form)
     (,fuel-syntax--method-definition-regex (1 'factor-font-lock-type-name)
                                            (2 'factor-font-lock-word))
     (,fuel-syntax--before-definition-regex (1 'factor-font-lock-type-name)
diff --git a/misc/fuel/fuel-syntax.el b/misc/fuel/fuel-syntax.el
index 80010235b1..e2db30db3d 100644
--- a/misc/fuel/fuel-syntax.el
+++ b/misc/fuel/fuel-syntax.el
@@ -47,10 +47,10 @@
   '(":" "::" ";" "&:" "<<" "<PRIVATE" ">>"
     "ABOUT:" "AFTER:" "ALIAS:" "ALIEN:" "ARTICLE:"
     "B" "BEFORE:" "BIN:"
-    "C:" "CALLBACK:" "ENUM:" "C-TYPE:" "CHAR:" "COM-INTERFACE:" "CONSTANT:" "CONSULT:" "call-next-method"
-    "DEFER:"
-    "EBNF:" ";EBNF" "ERROR:" "EXCLUDE:"
-    "f" "FORGET:" "FROM:" "FUNCTION:"
+    "C:" "CALLBACK:" "C-GLOBAL:" "C-TYPE:" "CHAR:" "COM-INTERFACE:" "CONSTANT:" "CONSULT:" "call-next-method"
+    "DEFER:" "DESTRUCTOR:"
+    "EBNF:" ";EBNF" "ENUM:" "ERROR:" "EXCLUDE:"
+    "f" "FORGET:" "FROM:" "FUNCTION:" "FUNCTION-ALIAS:"
     "GAME:" "GENERIC#" "GENERIC:"
     "GLSL-SHADER:" "GLSL-PROGRAM:"
     "HELP:" "HEX:" "HOOK:"
@@ -135,6 +135,9 @@
   (fuel-syntax--second-word-regex
    '("C-STRUCT:" "C-UNION:" "COM-INTERFACE:" "MIXIN:" "TUPLE:" "SINGLETON:" "SPECIALIZED-ARRAY:" "STRUCT:" "UNION:" "UNION-STRUCT:")))
 
+(defconst fuel-syntax--error-regex
+  (fuel-syntax--second-word-regex '("ERROR:")))
+
 (defconst fuel-syntax--tuple-decl-regex
   "^TUPLE: +\\([^ \n]+\\) +< +\\([^ \n]+\\)\\_>")
 
@@ -158,15 +161,19 @@
 (defconst fuel-syntax--sub-vocab-regex "^<\\([^ \n]+\\) *$")
 
 (defconst fuel-syntax--alien-function-regex
-  "\\_<FUNCTION: \\(\\w+\\) \\(\\w+\\)")
+  "\\_<FUNCTION: +\\(\\w+\\)[\n ]+\\(\\w+\\)")
+
+(defconst fuel-syntax--alien-function-alias-regex
+  "\\_<FUNCTION-ALIAS: +\\(\\w+\\)[\n ]+\\(\\w+\\)[\n ]+\\(\\w+\\)")
 
 (defconst fuel-syntax--alien-callback-regex
-  "\\_<CALLBACK: \\(\\w+\\) \\(\\w+\\)")
+  "\\_<CALLBACK: +\\(\\w+\\) +\\(\\w+\\)")
 
 (defconst fuel-syntax--indent-def-starts '("" ":"
                                            "AFTER" "BEFORE"
-                                           "ENUM" "COM-INTERFACE" "CONSULT"
-                                           "FROM" "FUNCTION:"
+                                           "COM-INTERFACE" "CONSULT"
+                                           "ENUM" "ERROR"
+                                           "FROM" "FUNCTION:" "FUNCTION-ALIAS:"
                                            "INTERSECTION:"
                                            "M" "M:" "MACRO" "MACRO:"
                                            "MEMO" "MEMO:" "METHOD"
@@ -197,10 +204,10 @@
 (defconst fuel-syntax--single-liner-regex
   (regexp-opt '("ABOUT:"
                 "ALIAS:"
-                "CONSTANT:" "C:" "C-TYPE:"
-                "DEFER:"
+                "CONSTANT:" "C:" "C-GLOBAL:" "C-TYPE:"
+                "DEFER:" "DESTRUCTOR:"
                 "FORGET:"
-                "GAME:" "GENERIC:" "GENERIC#" "GLSL-PROGRAM:" 
+                "GAME:" "GENERIC:" "GENERIC#" "GLSL-PROGRAM:"
                 "HEX:" "HOOK:"
                 "IN:" "INSTANCE:"
                 "LIBRARY:"
@@ -242,6 +249,12 @@
 (defconst fuel-syntax--typedef-regex
   "\\_<TYPEDEF: +\\(\\w+\\) +\\(\\w+\\)\\( .*\\)?$")
 
+(defconst fuel-syntax--c-global-regex
+  "\\_<C-GLOBAL: +\\(\\w+\\) +\\(\\w+\\)\\( .*\\)?$")
+
+(defconst fuel-syntax--c-type-regex
+  "\\_<C-TYPE: +\\(\\w+\\)\\( .*\\)?$")
+
 (defconst fuel-syntax--rename-regex
   "\\_<RENAME: +\\(\\w+\\) +\\(\\w+\\) +=> +\\(\\w+\\)\\( .*\\)?$")