au BufNewFile,BufRead *.sig set filetype=sml
au BufNewFile,BufRead *.cabal set filetype=cabal
au BufNewFile,BufRead *.h set filetype=c
au BufNewFile,BufRead *.sig set filetype=sml
au BufNewFile,BufRead *.cabal set filetype=cabal
au BufNewFile,BufRead *.h set filetype=c