build; make the pkgname configurable.

pkg/prebuild/directories.go

@@ -10,6 +10,9 @@ var (
 	// AppArmor ABI version
 	ABI uint = 0
 
+	// Pkgname is the name of the package
+	Pkgname string = "apparmor.d"
+
 	// Root is the root directory for the build (default: .build)
 	Root *paths.Path = paths.New(".build")
 

pkg/prebuild/prepare/overwrite.go

@@ -11,7 +11,7 @@ import (
 	"github.com/roddhjav/apparmor.d/pkg/prebuild"
 )
 
-const ext = ".apparmor.d"
+var ext = "." + prebuild.Pkgname
 
 type Overwrite struct {
 	prebuild.Base