Use CPPFLAGS
Use CPPFLAGS

honsys/libnl,honsys/libnl,mshirley/libnl,thom311/libnl,karlhiramoto/libnl,teto/libnl_old,teto/libnl_old,tgraf/libnl,gxk/libnl,UnicronNL/libnl3,congwang/libnl,kolyshkin/libnl,cfriedt/libnl,geekboxzone/mmallow_external_libnl,baloo/libnl,tklauser/libnl,mshirley/libnl,gxk/libnl,kolyshkin/libnl,kolyshkin/libnl,chitranshi/libnl,tgraf/libnl,socketpair/libnl,mshirley/libnl,baloo/libnl,mshirley/libnl,geekboxzone/lollipop_external_libnl,cfriedt/libnl,HolyShitMan/libnl-1,HolyShitMan/libnl-1,teto/libnl_old,android-ia/platform_external_libnl,congwang/libnl,Distrotech/libnl,congwang/libnl,xin3liang/platform_external_libnl,baloo/libnl,Distrotech/libnl,gxk/libnl,geekboxzone/lollipop_external_libnl,greearb/libnl-ct,thom311/libnl,claudelee/libnl,congwang/libnl,claudelee/libnl,yinquan529/platform-external-libnl,Omegaphora/external_libnl,UnicronNL/libnl3,Distrotech/libnl,CyanogenMod/android_external_libnl,vyos/libnl3,socketpair/libnl,tklauser/libnl,baloo/libnl,socketpair/libnl,karlhiramoto/libnl,greearb/libnl-ct,UnicronNL/libnl3,tgraf/libnl,cfriedt/libnl,tklauser/libnl,houstar/libnl,thiz11/platform_external_libnl,cyclops8456/libnl3,houstar/libnl,HolyShitMan/libnl-1,claudelee/libnl,teto/libnl_old,thiz11/platform_external_libnl,cyclops8456/libnl3,tgraf/libnl,tklauser/libnl,thom311/libnl,cyclops8456/libnl3,UnicronNL/libnl3,vyos/libnl3,yinquan529/platform-external-libnl,greearb/libnl-ct,houstar/libnl,cfriedt/libnl,vyos/libnl3,CyanogenMod/android_external_libnl,vyos/libnl3,honsys/libnl,xin3liang/platform_external_libnl,HolyShitMan/libnl-1,dsahern/libnl,cyclops8456/libnl3,Distrotech/libnl,chitranshi/libnl,honsys/libnl,chitranshi/libnl,houstar/libnl,geekboxzone/mmallow_external_libnl,chitranshi/libnl,android-ia/platform_external_libnl,dsahern/libnl,dsahern/libnl,karlhiramoto/libnl,Omegaphora/external_libnl,karlhiramoto/libnl,dsahern/libnl,kolyshkin/libnl,claudelee/libnl