" TODO: #version appears exactly once in the file, before any non-whitespace
" (i.e. possibly after a length comment).  Checking only the first 10 lines
" is an incorrect hack.
for item in getline(1,10)
	if item =~ "#version 400"
		execute ':set syntax=glsl400'
		break
	endif
	if item =~ "#version 330"
		execute ':set syntax=glsl330'
		break
	endif
endfor