$ cat foo.go 
    package main
    
    import (
     	"fmt"
    )
    
    func main() {
    	fmt.Println("Hello")
    }
    $ go build foo.go
    $ file foo
    foo: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), statically linked, not stripped

    $ cat bar.go
    package main
    
    import (
    	"os/user"
    	"fmt"
    )
    
    func main() {
    	u, err := user.Current()
    	fmt.Println(u, err)
    }
    $ go build bar.go
    $ file bar
    bar: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, not stripped