aqemu: add platform specific code to get memory size (#4422)
aqemu: add platform specific code to get memory size (#4422)

* aqemu: add platform specific code to get memory size

moochris/haikuports,Begasus/haikuports,nielx/haikuports,nielx/haikuports,Begasus/haikuports,moochris/haikuports,haikuports/haikuports,Begasus/haikuports,moochris/haikuports,nielx/haikuports,Begasus/haikuports,haikuports/haikuports,haikuports/haikuports,haikuports/haikuports,haikuports/haikuports,Begasus/haikuports