Re: libkvm requires kvm_getargv before kvm_getenv when both needed

[Theo de Raadt]

ktrace makes the problem more clear:

 25908 ps       CALL  
sysctl(1.55.75675.1<kern.procargs.75675.1>,0xed0cc780000,0x7f7ffffcd3d8,0,0)
 25908 ps       RET   sysctl -1 errno 14 Bad address