Update runtime files.
diff --git a/runtime/compiler/gawk.vim b/runtime/compiler/gawk.vim
new file mode 100644
index 0000000..a109eb8
--- /dev/null
+++ b/runtime/compiler/gawk.vim
@@ -0,0 +1,34 @@
+" Vim compiler file
+" Compiler: GNU Awk
+" Maintainer: Doug Kearns <dougkearns@gmail.com>
+" Last Change: 2020 Feb 10
+
+if exists("current_compiler")
+ finish
+endif
+let current_compiler = "gawk"
+
+if exists(":CompilerSet") != 2 " older Vim always used :setlocal
+ command -nargs=* CompilerSet setlocal <args>
+endif
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+CompilerSet makeprg=gawk
+CompilerSet errorformat=%Z%.awk:\ %f:%l:\ %p^\ %m,
+ \%Eg%\\=awk:\ %f:%l:\ fatal:\ %m,
+ \%Egawk:\ %f:%l:\ error:\ %m,
+ \%Wgawk:\ %f:%l:\ warning:\ %m,
+ \%Egawk:\ %f:%l:\ %.%#,
+ \gawk:\ %f:%l:\ %tatal:\ %m,
+ \gawk:\ %f:%l:\ %trror:\ %m,
+ \gawk:\ %f:%l:\ %tarning:\ %m,
+ \gawk:\ %tatal:\ %m,
+ \gawk:\ %trror:\ %m,
+ \gawk:\ %tarning:\ %m,
+ \%+C%.%#,
+ \%-G%.%#
+
+let &cpo = s:cpo_save
+unlet s:cpo_save