extend/os/linux/install: use arch-agnostic ld.so path
extend/os/linux/install: use arch-agnostic ld.so path

nandub/brew,JCount/brew,MikeMcQuaid/brew,JCount/brew,Homebrew/brew,nandub/brew,Homebrew/brew,MikeMcQuaid/brew,JCount/brew,nandub/brew,Homebrew/brew,Homebrew/brew,MikeMcQuaid/brew,nandub/brew,JCount/brew,MikeMcQuaid/brew