bind gcc debug generation to_DEBUG
bind gcc debug generation to_DEBUG

Either generate debug sections in output or optimize aggressively,
controlled by the existing --disable-debug

Signed-off-by: Andy Green <b471f5a494de34531c9e5a6e15abda71edd49104@linaro.org>
sanyaade-teachings/libwebsockets,giovanni-liboni/libwebsockets,lukasz-skalski/libwebsockets,pankona/libwebsockets,gameclosure/libwebsockets,DaYeSquad/libwebsockets,pombredanne/libwebsockets,peeracle/libwebsockets,sartura/libwebsockets,pebble/libwebsockets,sanyaade-teachings/libwebsockets,cambridgehackers/libwebsockets,ralight/libwebsockets,peeracle/libwebsockets,IOPOINT/libwebsockets,dumganhar/libwebsockets,peeracle/libwebsockets,tn0502/libwebsockets,GroundControl-Solutions/libwebsockets,DaYeSquad/libwebsockets,mralexgray/libwebsockets-xcode,antmicro/libwebsockets,pankona/libwebsockets,gameclosure/libwebsockets,PureSwift/libwebsockets,FabianAussems/libwebsockets,sartura/libwebsockets,dtebbs/libwebsockets,canopy-project/libwebsockets-canopy,sanyaade-teachings/libwebsockets,pombredanne/libwebsockets,SoapyMan/libwebsockets,tn0502/libwebsockets,cambridgehackers/libwebsockets,weimingtom/libwebsockets,SoapyMan/libwebsockets,kaostao/libwebsockets,dtebbs/libwebsockets,pombredanne/libwebsockets,peeracle/libwebsockets,JoakimSoderberg/libwebsockets,giovanni-liboni/libwebsockets,jmillan/libwebsockets,mushroomgithub/libwebsockets,sartura/libwebsockets,maws/libwebsockets,maws/libwebsockets,SoapyMan/libwebsockets,turbulenz/libwebsockets,PureSwift/libwebsockets,dumganhar/libwebsockets,cambridgehackers/libwebsockets,tn0502/libwebsockets,RobertoMalatesta/libwebsockets,pombredanne/libwebsockets,wenqiwooo/syslog-libwebsockets,abligh/libwebsockets,mushroomgithub/libwebsockets,JoakimSoderberg/libwebsockets,IOPOINT/libwebsockets,canopy-project/libwebsockets-canopy,pankona/libwebsockets,abligh/libwebsockets,JoakimSoderberg/libwebsockets,pebble/libwebsockets,wenqiwooo/syslog-libwebsockets,Chilledheart/libwebsockets,canopy-project/libwebsockets-canopy,lukasz-skalski/libwebsockets,kaostao/libwebsockets,Chilledheart/libwebsockets,jmillan/libwebsockets,antmicro/libwebsockets,weimingtom/libwebsockets,kaostao/libwebsockets,abligh/libwebsockets,dumganhar/libwebsockets,ralight/libwebsockets,GroundControl-Solutions/libwebsockets,lukasz-skalski/libwebsockets,kaostao/libwebsockets,sartura/libwebsockets,DaYeSquad/libwebsockets,sanyaade-teachings/libwebsockets,wenqiwooo/syslog-libwebsockets,RobertoMalatesta/libwebsockets,sartura/libwebsockets,RobertoMalatesta/libwebsockets,mushroomgithub/libwebsockets,DaYeSquad/libwebsockets,mushroomgithub/libwebsockets,pebble/libwebsockets,sartura/libwebsockets,FabianAussems/libwebsockets,jmillan/libwebsockets,IOPOINT/libwebsockets,dumganhar/libwebsockets,lukasz-skalski/libwebsockets,wenqiwooo/syslog-libwebsockets,dumganhar/libwebsockets,turbulenz/libwebsockets,turbulenz/libwebsockets,peeracle/libwebsockets,giovanni-liboni/libwebsockets,mralexgray/libwebsockets-xcode,maws/libwebsockets,mralexgray/libwebsockets-xcode,cambridgehackers/libwebsockets,mralexgray/libwebsockets-xcode,ralight/libwebsockets,GroundControl-Solutions/libwebsockets,antmicro/libwebsockets,sartura/libwebsockets,GroundControl-Solutions/libwebsockets,PureSwift/libwebsockets,SoapyMan/libwebsockets,PureSwift/libwebsockets,giovanni-liboni/libwebsockets,ralight/libwebsockets,dtebbs/libwebsockets,RobertoMalatesta/libwebsockets,SoapyMan/libwebsockets,ralight/libwebsockets,weimingtom/libwebsockets,maws/libwebsockets,Chilledheart/libwebsockets,FabianAussems/libwebsockets,pebble/libwebsockets,DaYeSquad/libwebsockets,Chilledheart/libwebsockets,gameclosure/libwebsockets,FabianAussems/libwebsockets,jmillan/libwebsockets,weimingtom/libwebsockets,pankona/libwebsockets,PureSwift/libwebsockets,JoakimSoderberg/libwebsockets,tn0502/libwebsockets,antmicro/libwebsockets,dtebbs/libwebsockets,GroundControl-Solutions/libwebsockets,abligh/libwebsockets,gameclosure/libwebsockets