Updated runtime files. Remove HiLink commands.
diff --git a/runtime/syntax/sml.vim b/runtime/syntax/sml.vim
index 01d494d..fa4524f 100644
--- a/runtime/syntax/sml.vim
+++ b/runtime/syntax/sml.vim
@@ -166,53 +166,51 @@
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
-command -nargs=+ HiLink hi def link <args>
-HiLink smlBraceErr Error
-HiLink smlBrackErr Error
-HiLink smlParenErr Error
+hi def link smlBraceErr Error
+hi def link smlBrackErr Error
+hi def link smlParenErr Error
-HiLink smlCommentErr Error
+hi def link smlCommentErr Error
-HiLink smlEndErr Error
-HiLink smlThenErr Error
+hi def link smlEndErr Error
+hi def link smlThenErr Error
-HiLink smlCharErr Error
+hi def link smlCharErr Error
-HiLink smlComment Comment
+hi def link smlComment Comment
-HiLink smlModPath Include
-HiLink smlModule Include
-HiLink smlModParam1 Include
-HiLink smlModType Include
-HiLink smlMPRestr3 Include
-HiLink smlFullMod Include
-HiLink smlModTypeRestr Include
-HiLink smlWith Include
-HiLink smlMTDef Include
+hi def link smlModPath Include
+hi def link smlModule Include
+hi def link smlModParam1 Include
+hi def link smlModType Include
+hi def link smlMPRestr3 Include
+hi def link smlFullMod Include
+hi def link smlModTypeRestr Include
+hi def link smlWith Include
+hi def link smlMTDef Include
-HiLink smlConstructor Constant
+hi def link smlConstructor Constant
-HiLink smlModPreRHS Keyword
-HiLink smlMPRestr2 Keyword
-HiLink smlKeyword Keyword
-HiLink smlFunDef Keyword
-HiLink smlRefAssign Keyword
-HiLink smlKeyChar Keyword
-HiLink smlAnyVar Keyword
-HiLink smlTopStop Keyword
-HiLink smlOperator Keyword
+hi def link smlModPreRHS Keyword
+hi def link smlMPRestr2 Keyword
+hi def link smlKeyword Keyword
+hi def link smlFunDef Keyword
+hi def link smlRefAssign Keyword
+hi def link smlKeyChar Keyword
+hi def link smlAnyVar Keyword
+hi def link smlTopStop Keyword
+hi def link smlOperator Keyword
-HiLink smlBoolean Boolean
-HiLink smlCharacter Character
-HiLink smlNumber Number
-HiLink smlReal Float
-HiLink smlString String
-HiLink smlType Type
-HiLink smlTodo Todo
-HiLink smlEncl Keyword
+hi def link smlBoolean Boolean
+hi def link smlCharacter Character
+hi def link smlNumber Number
+hi def link smlReal Float
+hi def link smlString String
+hi def link smlType Type
+hi def link smlTodo Todo
+hi def link smlEncl Keyword
-delcommand HiLink
let b:current_syntax = "sml"