diff --git a/basis/alien/inline/inline.factor b/basis/alien/inline/inline.factor
index d68f4fd32d..2514d30873 100644
--- a/basis/alien/inline/inline.factor
+++ b/basis/alien/inline/inline.factor
@@ -23,9 +23,6 @@ SYMBOL: c-strings
     CHAR: a swap length CHAR: a + [a,b]
     [ 1string ] map ;
 
-: append-function-body ( prototype-str body -- str )
-    [ swap % " {\n" % % "\n}\n" % ] "" make ;
-
 : compile-library? ( -- ? )
     c-library get library-path dup exists? [
         file get [
@@ -44,6 +41,9 @@ SYMBOL: c-strings
     [ current-vocab name>> % "_" % % ] "" make ;
 PRIVATE>
 
+: append-function-body ( prototype-str body -- str )
+    [ swap % " {\n" % % "\n}\n" % ] "" make ;
+
 : function-types-effect ( -- function types effect )
     scan scan swap ")" parse-tokens
     [ "(" subseq? not ] filter swap parse-arglist ;
@@ -56,7 +56,7 @@ PRIVATE>
     library-is-c++ get [ "extern \"C\" " prepend ] when ;
 
 : prototype-string' ( function types return -- str )
-    [ dup arg-list ] <effect> c-function-string ;
+    [ dup arg-list ] <effect> prototype-string ;
 
 : factor-function ( function types effect -- word quot effect )
     annotate-effect [ c-library get ] 3dip
diff --git a/basis/alien/marshall/syntax/syntax.factor b/basis/alien/marshall/syntax/syntax.factor
index c4011a2f77..822eb950e9 100644
--- a/basis/alien/marshall/syntax/syntax.factor
+++ b/basis/alien/marshall/syntax/syntax.factor
@@ -3,7 +3,7 @@
 USING: accessors alien.inline alien.inline.types alien.marshall
 combinators effects generalizations kernel locals make namespaces
 quotations sequences words alien.marshall.structs lexer parser
-vocabs.parser ;
+vocabs.parser multiline ;
 IN: alien.marshall.syntax
 
 :: marshalled-function ( function types effect -- word quot effect )
@@ -22,16 +22,21 @@ IN: alien.marshall.syntax
         ] [ ] make
     ] dip ;
 
-: define-c-marshalled ( function types effect -- )
-    [ marshalled-function define-declared ] 3keep
-    c-function-string c-strings get push ;
+: define-c-marshalled ( function types effect body -- )
+    [
+        [ marshalled-function define-declared ]
+        [ prototype-string ] 3bi
+    ] dip append-function-body c-strings get push ;
 
-: define-c-marshalled' ( function effect -- )
-    [ in>> ] keep [ marshalled-function define-declared ] 3keep
-    out>> c-function-string' c-strings get push ;
+: define-c-marshalled' ( function effect body -- )
+    [
+        [ in>> ] keep
+        [ marshalled-function define-declared ]
+        [ out>> prototype-string' ] 3bi
+    ] dip append-function-body c-strings get push ;
 
 SYNTAX: CM-FUNCTION:
-    function-types-effect define-c-marshalled ;
+    function-types-effect parse-here define-c-marshalled ;
 
 SYNTAX: M-FUNCTION:
     function-types-effect marshalled-function define-declared ;
@@ -42,4 +47,4 @@ SYNTAX: M-STRUCTURE:
 
 SYNTAX: CM-STRUCTURE:
     scan current-vocab parse-definition
-    [ define-marshalled-struct ] [ define-c-struct ] 3bi ;
+    [ define-marshalled-struct ] [ nip define-c-struct ] 3bi ;