diff --git a/src/evalfunc.c b/src/evalfunc.c
index 08f8847..7f6cbac 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -3056,8 +3056,8 @@
     int
 check_internal_func(int idx, int argcount)
 {
-    int	    res;
-    char    *name;
+    funcerror_T	    res;
+    char	    *name;
 
     if (argcount < global_functions[idx].f_min_argc)
 	res = FCERR_TOOFEW;
@@ -3074,7 +3074,7 @@
     return -1;
 }
 
-    int
+    funcerror_T
 call_internal_func(
 	char_u	    *name,
 	int	    argcount,
@@ -3107,7 +3107,7 @@
 /*
  * Invoke a method for base->method().
  */
-    int
+    funcerror_T
 call_internal_method(
 	char_u	    *name,
 	int	    argcount,