Updated runtime files. Remove HiLink commands.
diff --git a/runtime/syntax/vhdl.vim b/runtime/syntax/vhdl.vim
index 4a54216..f4b11ff 100644
--- a/runtime/syntax/vhdl.vim
+++ b/runtime/syntax/vhdl.vim
@@ -234,26 +234,24 @@
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
-command -nargs=+ HiLink hi def link <args>
-HiLink vhdlSpecial Special
-HiLink vhdlStatement Statement
-HiLink vhdlCharacter Character
-HiLink vhdlString String
-HiLink vhdlVector Number
-HiLink vhdlBoolean Number
-HiLink vhdlTodo Todo
-HiLink vhdlFixme Fixme
-HiLink vhdlComment Comment
-HiLink vhdlNumber Number
-HiLink vhdlTime Number
-HiLink vhdlType Type
-HiLink vhdlOperator Operator
-HiLink vhdlError Error
-HiLink vhdlAttribute Special
-HiLink vhdlPreProc PreProc
+hi def link vhdlSpecial Special
+hi def link vhdlStatement Statement
+hi def link vhdlCharacter Character
+hi def link vhdlString String
+hi def link vhdlVector Number
+hi def link vhdlBoolean Number
+hi def link vhdlTodo Todo
+hi def link vhdlFixme Fixme
+hi def link vhdlComment Comment
+hi def link vhdlNumber Number
+hi def link vhdlTime Number
+hi def link vhdlType Type
+hi def link vhdlOperator Operator
+hi def link vhdlError Error
+hi def link vhdlAttribute Special
+hi def link vhdlPreProc PreProc
-delcommand HiLink
let b:current_syntax = "vhdl"