@@ -12,6 +12,6 @@ export DOCKER_INITSHA1="$(sha1sum $DEST/dockerinit-$VERSION | cut -d' ' -f1)"

 # exported so that "dyntest" can easily access it later without recalculating it

 (

-	export LDFLAGS_STATIC="-X github.com/dotcloud/docker/utils.INITSHA1 \"$DOCKER_INITSHA1\""

+	export LDFLAGS_STATIC="-X github.com/dotcloud/docker/utils.INITSHA1 \"$DOCKER_INITSHA1\" -X github.com/dotcloud/docker/utils.INITPATH \"$DOCKER_INITPATH\""

 	source "$(dirname "$BASH_SOURCE")/binary"

 )

@@ -26,6 +26,7 @@ import (

 var (

 	IAMSTATIC bool   // whether or not Docker itself was compiled statically via ./hack/make.sh binary

 	INITSHA1  string // sha1sum of separate static dockerinit, if Docker itself was compiled dynamically via ./hack/make.sh dynbinary

+	INITPATH  string // custom location to search for a valid dockerinit binary (available for packagers as a last resort escape hatch)

 )

 // A common interface to access the Fatal method of

@@ -231,6 +232,7 @@ func DockerInitPath(localCopy string) string {

 	}

 	var possibleInits = []string{

 		localCopy,

+		INITPATH,

 		filepath.Join(filepath.Dir(selfPath), "dockerinit"),

 		// FHS 3.0 Draft: "/usr/libexec includes internal binaries that are not intended to be executed directly by users or shell scripts. Applications may use a single subdirectory under /usr/libexec."