What package could "linux-headers-3.7.5-1-ARCH" mean?

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http://unix.stackexchange.com – I'm debugging a closed-source software installer that seems to have some pre-conceived notions about my distribution. The installation aborts after not finding apt-get. The command it attempts to run is: apt-get -y -q install linux-headers-3.7.5-1-ARCH I suppose the "package name" comes from /usr/src, where the sole entry is linux-3.7.5-1-ARCH. Does anyone have any educated guess as to which package I should install with pacman? The headers are probably going to be used to compile drivers for custom hardware. Here is some relevant text from the install log: NOTE: Linux drivers must be (HowTos)