Remove netatm from HEAD as it is not MPSAFE and relies on the now removed

NET_NEEDS_GIANT.  netatm has been disconnected from the build for ten
months in HEAD/RELENG_7.  Specifics:

- netatm include files
- netatm command line management tools
- libatm
- ATM parts in rescue and sysinstall
- sample configuration files and documents
- kernel support as a module or in NOTES
- netgraph wrapper nodes for netatm
- ctags data for netatm.
- netatm-specific device drivers.

MFC after:	3 weeks
Reviewed by:	bz
Discussed with:	bms, bz, harti

1 files changed, 0 insertions, 2 deletions

diff --git a/lib/Makefile b/lib/Makefile
index 19c94d8..76e28fe 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -48,8 +48,6 @@ _csu=csu
 .endif
 
 .if ${MK_ATM} != "no"
-# Disabled in 7.0 as netatm is not MPSAFE.
-#_libatm=	libatm
 _libngatm=	libngatm
 .endif