Make gx work in WSL

autoload/wsl.vim

@@ -0,0 +1,3 @@
+function! wsl#isDetected() abort
+  return $WSLENV !=# ''
+endfunction

vimrc

@@ -102,6 +102,10 @@ Pack 'tpope/vim-fugitive'
 Pack 'tpope/vim-eunuch'
 " vim-vinegar - improved directory browser
 Pack 'tpope/vim-vinegar'
+if wsl#isDetected()
+  " Make gx work in WSL
+  let g:netrw_browsex_viewer='cmd.exe /C start'
+endif
 " vim-abolish - CamelCase to under_score to mixedCase
 " TODO: Copy the good bit remove this plugin
 Pack 'tpope/vim-abolish'