The following packages will be installed: acpi_call Fetching README... 0%100%100%100%100%100%Done Fetching acpi_call.SlackBuild... 0%100%100%100%100%100%Done Fetching acpi_call.info... 0%100%100%100%100%100%Done Fetching doinst.sh... 0%100%100%100%100%100%Done Fetching fix-5.x-kernel.patch... 0%100%100%100%100%100%Done Fetching fix-acpi-include.patch... 0%100%100%100%100%100%Done Fetching slack-desc... 0%100%100%100%100%100%Done acpi_call-1.1.0/ acpi_call-1.1.0/Makefile acpi_call-1.1.0/README.md acpi_call-1.1.0/acpi_call.c acpi_call-1.1.0/examples/ acpi_call-1.1.0/examples/asus1215n.sh acpi_call-1.1.0/examples/dellL702X.sh acpi_call-1.1.0/examples/m11xr2.sh acpi_call-1.1.0/examples/turn_off_gpu.sh acpi_call-1.1.0/support/ acpi_call-1.1.0/support/query_dsdt.pl acpi_call-1.1.0/support/windump_hack/ acpi_call-1.1.0/support/windump_hack/windump.c acpi_call-1.1.0/support/windump_hack/xorg.conf patching file acpi_call.c patching file acpi_call.c make -C /lib/modules/4.4.276/build M=/usr/src/slapt-src-x86_64/system/acpi_call/acpi_call-1.1.0 modules make[1]: *** /lib/modules/4.4.276/build: No such file or directory. Stop. make: *** [Makefile:8: default] Error 2 fakeroot -- sh acpi_call.SlackBuild Failed