comms/rtl-sdr: Do not force gnu89 C std anymore
- gnu89 do not seem to be needed anymore
 - also, remove useless dependency to gmake
 
PR:		255725
Reported by:	Nico Sonack <nsonack@outlook.com>
comms/rtl-sdr: Do not force gnu89 C std anymore Tags None Referenced Files None Subscribers None 
Description 
Details 
  |