Написал так
[code]
ngx_addon_name=ngx_http_dor_module
HTTP_MODULES="$HTTP_MODULES ngx_http_dor_module"
NGX_ADDON_SRCS="$NGX_ADDON_SRCS $ngx_addon_dir/ngx_http_dor_modue.c $ngx_addon_dir/dor/dor.c"
NGX_ADDON_DEPS="$NGX_ADDON_DEPS $ngx_addon_dir/dor/dor.h"
[/code]

получаю
[code]
make: don't knoe to make ..dor.c Stop
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