var runtime._cgo_setenv

4 uses

	runtime (current package)
		env_posix.go#L47: var _cgo_setenv unsafe.Pointer   // pointer to C function
		env_posix.go#L54: 	if _cgo_setenv == nil {
		env_posix.go#L58: 	asmcgocall(_cgo_setenv, unsafe.Pointer(&arg))
		proc.go#L192: 			if _cgo_setenv == nil {