Looks up the "Content-Type" header in @hdrs, parses it, and returns
its value in *@content_type and *@params. @params can be %NULL if you
are only interested in the content type itself.
return location for the Content-Type parameters (eg, "charset"), or
%NULL
Return Value
Type: string
a string with the value of the
"Content-Type" header or %NULL if @hdrs does not contain that
header or it cannot be parsed (in which case *@params will be
unchanged).
Looks up the "Content-Type" header in @hdrs, parses it, and returns its value in *@content_type and *@params. @params can be %NULL if you are only interested in the content type itself.