Run go-makefile-maker

Makefile

@@ -22,6 +22,7 @@ prepare-static-check: FORCE
 GO_BUILDFLAGS = -mod vendor
 GO_LDFLAGS =
 GO_TESTENV =
+GO_BUILDENV =
 
 # These definitions are overridable, e.g. to provide fixed version/commit values when
 # no .git directory is present or to provide a fixed build date for reproducibility.
@@ -32,7 +33,7 @@ BININFO_BUILD_DATE  ?= $(shell date -u +"%Y-%m-%dT%H:%M:%SZ")
 build-all: build/ntp_exporter
 
 build/ntp_exporter: FORCE
-	go build $(GO_BUILDFLAGS) -ldflags '-s -w -X github.com/sapcc/go-api-declarations/bininfo.binName=ntp_exporter -X github.com/sapcc/go-api-declarations/bininfo.version=$(BININFO_VERSION) -X github.com/sapcc/go-api-declarations/bininfo.commit=$(BININFO_COMMIT_HASH) -X github.com/sapcc/go-api-declarations/bininfo.buildDate=$(BININFO_BUILD_DATE) $(GO_LDFLAGS)' -o build/ntp_exporter .
+	@env $(GO_BUILDENV) go build $(GO_BUILDFLAGS) -ldflags '-s -w -X github.com/sapcc/go-api-declarations/bininfo.binName=ntp_exporter -X github.com/sapcc/go-api-declarations/bininfo.version=$(BININFO_VERSION) -X github.com/sapcc/go-api-declarations/bininfo.commit=$(BININFO_COMMIT_HASH) -X github.com/sapcc/go-api-declarations/bininfo.buildDate=$(BININFO_BUILD_DATE) $(GO_LDFLAGS)' -o build/ntp_exporter .
 
 DESTDIR =
 ifeq ($(shell uname -s),Darwin)
@@ -107,6 +108,7 @@ vars: FORCE
 	@printf "BININFO_COMMIT_HASH=$(BININFO_COMMIT_HASH)\n"
 	@printf "BININFO_VERSION=$(BININFO_VERSION)\n"
 	@printf "DESTDIR=$(DESTDIR)\n"
+	@printf "GO_BUILDENV=$(GO_BUILDENV)\n"
 	@printf "GO_BUILDFLAGS=$(GO_BUILDFLAGS)\n"
 	@printf "GO_COVERPKGS=$(GO_COVERPKGS)\n"
 	@printf "GO_LDFLAGS=$(GO_LDFLAGS)\n"