Updated runtime files. Remove HiLink commands.
diff --git a/runtime/syntax/gretl.vim b/runtime/syntax/gretl.vim
index 40eb544..671142a 100644
--- a/runtime/syntax/gretl.vim
+++ b/runtime/syntax/gretl.vim
@@ -62,25 +62,23 @@
" Define the default highlighting.
" Only when an item doesn't have highlighting yet
-command -nargs=+ HiLink hi def link <args>
-HiLink gComment Comment
-HiLink gCommentStart Comment
-HiLink gBlockComment Comment
-HiLink gString String
-HiLink gNumber Number
-HiLink gBoolean Boolean
-HiLink gFloat Float
-HiLink gCommands Repeat
-HiLink gGenrFunc Type
-HiLink gDelimiter Delimiter
-HiLink gError Error
-HiLink gBraceError Error
-HiLink gCurlyError Error
-HiLink gParenError Error
-HiLink gIdentifier Normal
-HiLink gVariable Identifier
-HiLink gArrow Repeat
-delcommand HiLink
+hi def link gComment Comment
+hi def link gCommentStart Comment
+hi def link gBlockComment Comment
+hi def link gString String
+hi def link gNumber Number
+hi def link gBoolean Boolean
+hi def link gFloat Float
+hi def link gCommands Repeat
+hi def link gGenrFunc Type
+hi def link gDelimiter Delimiter
+hi def link gError Error
+hi def link gBraceError Error
+hi def link gCurlyError Error
+hi def link gParenError Error
+hi def link gIdentifier Normal
+hi def link gVariable Identifier
+hi def link gArrow Repeat
let b:current_syntax="gretl"