_go_.o        # gc-compiled object for _cgo_gotypes.go, _cgo_import.go, *.cgo1.go
	_all.o        # gcc-compiled object for _cgo_export.c, *.cgo2.c

If there is an error generating the _cgo_import.go file, then, instead
of adding _cgo_import.go to the package, the go tool adds an empty
file named dynimportfail. The _cgo_import.go file is only needed when
using internal linking mode, which is not the default when linking