function! s:SearchForDoNotEditHeader()
" Only search the first 20 lines to prevent false positives, e.g.
" in scripts which write files containing this warning and ignore
" the case (\c). (Can't use search()'s {stopline} as we might not
" start searching from the top.)
function! s:SearchForDoNotEditHeader()
" Only search the first 20 lines to prevent false positives, e.g.
" in scripts which write files containing this warning and ignore
" the case (\c). (Can't use search()'s {stopline} as we might not
" start searching from the top.)