Add syntax files from upstream vim repository

syntax/modconf.vim

@@ -0,0 +1,48 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'vim') == -1
+  
+" Vim syntax file
+" Language:             modules.conf(5) configuration file
+" Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
+" Latest Revision:      2007-10-25
+
+if exists("b:current_syntax")
+  finish
+endif
+
+setlocal iskeyword+=-
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+syn keyword modconfTodo         FIXME TODO XXX NOTE
+
+syn region  modconfComment      start='#' skip='\\$' end='$'
+                                \ contains=modconfTodo,@Spell
+
+syn keyword modconfConditional  if else elseif endif
+
+syn keyword modconfPreProc      alias define include keep prune
+                                \ post-install post-remove pre-install
+                                \ pre-remove persistdir blacklist
+
+syn keyword modconfKeyword      add above below install options probe probeall
+                                \ remove
+
+syn keyword modconfIdentifier   depfile insmod_opt path generic_stringfile
+                                \ pcimapfile isapnpmapfile usbmapfile
+                                \ parportmapfile ieee1394mapfile pnpbiosmapfile
+syn match   modconfIdentifier   'path\[[^]]\+\]'
+
+hi def link modconfTodo         Todo
+hi def link modconfComment      Comment
+hi def link modconfConditional  Conditional
+hi def link modconfPreProc      PreProc
+hi def link modconfKeyword      Keyword
+hi def link modconfIdentifier   Identifier
+
+let b:current_syntax = "modconf"
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
+endif