The following packages will be installed:
 netatop 
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netatop-1.0/
netatop-1.0/module/
netatop-1.0/module/Makefile
netatop-1.0/module/netatop.c
netatop-1.0/daemon/
netatop-1.0/daemon/Makefile
netatop-1.0/daemon/netatopd.c
netatop-1.0/man/
netatop-1.0/man/netatop.4
netatop-1.0/man/netatopd.8
netatop-1.0/netatopd.h
netatop-1.0/netatop.h
netatop-1.0/netatopversion.h
netatop-1.0/mkversion
netatop-1.0/netatop.init
netatop-1.0/README
netatop-1.0/Makefile
netatop-1.0/ChangeLog
./mkversion
cd module; make
make[1]: Entering directory '/usr/src/slapt-src/system/netatop/netatop-1.0/module'
echo start the make
start the make
make -C /lib/modules/4.6.3-1.el6.elrepo.x86_64/build M=/usr/src/slapt-src/system/netatop/netatop-1.0/module modules
make[2]: Entering directory '/usr/src/slapt-src/system/netatop/netatop-1.0/module'
make[2]: *** /lib/modules/4.6.3-1.el6.elrepo.x86_64/build: No such file or directory.  Stop.
make[2]: Leaving directory '/usr/src/slapt-src/system/netatop/netatop-1.0/module'
Makefile:9: recipe for target 'netatop.ko' failed
make[1]: *** [netatop.ko] Error 2
make[1]: Leaving directory '/usr/src/slapt-src/system/netatop/netatop-1.0/module'
Makefile:2: recipe for target 'all' failed
make: *** [all] Error 2
fakeroot -- sh netatop.SlackBuild Failed