If a package has imports, the imported packages are initialized
before initializing the package itself. If multiple packages import
a package, the imported package will be initialized only once.
The importing of packages, by construction, guarantees that there
can be no cyclic initialization dependencies.
More precisely:
</p>

<p>
Given the list of all packages, sorted by import path, in each step the first

pkg go/build, type Package struct, EmbedPatterns []string
pkg go/build, type Package struct, EmbedPatternPos map[string][]token.Position
pkg go/build, type Package struct, IgnoredOtherFiles []string
pkg go/build, type Package struct, TestEmbedPatterns []string
pkg go/build, type Package struct, TestEmbedPatternPos map[string][]token.Position
pkg go/build, type Package struct, XTestEmbedPatterns []string

pkg go/constant, func Val(Value) interface{}
pkg go/token, func IsExported(string) bool
pkg go/token, func IsIdentifier(string) bool
pkg go/token, func IsKeyword(string) bool
pkg go/types, func CheckExpr(*token.FileSet, *Package, token.Pos, ast.Expr, *Info) error
pkg log, func Writer() io.Writer
pkg log/syslog (netbsd-arm64-cgo), const LOG_ALERT = 1
pkg log/syslog (netbsd-arm64-cgo), const LOG_ALERT Priority