HS 2.0R2: Allow custom libcurl linkage for hs20-osu-client

In case someone is compiling their own libcurl and wants to link it
statically, for instance, the new CUST_CURL_LINKAGE parameter can be
used to override the default -lcurl argument.

Signed-off-by: Ben Greear <greearb@candelatech.com>
1 file changed