Mimick a JLL even more

base/linking.jl

@@ -1,3 +1,4 @@
+# This file is a part of Julia. License is MIT: https://julialang.org/license
 module Linking
 
 # inlined LLD_jll
@@ -44,7 +45,7 @@ function adjust_ENV!(env::Dict, PATH::String, LIBPATH::String, adjust_PATH::Bool
     return env
 end
 
-function __init__()
+function __init_lld_path()
     # Prefer our own bundled lld, but if we don't have one, pick it up off of the PATH
     # If this is an in-tree build, `lld` will live in `tools`.  Otherwise, it'll be in `libexec`
     for bundled_lld_path in (joinpath(Sys.BINDIR, Base.LIBEXECDIR, lld_exe),
@@ -56,6 +57,11 @@ function __init__()
         end
     end
     lld_path[] = something(Sys.which(lld_exe), lld_exe)
+    return
+end
+
+function __init__()
+    __init_lld_path()
     PATH[] = dirname(lld_path[])
     if Sys.iswindows()
         # On windows, the dynamic libraries (.dll) are in Sys.BINDIR ("usr\\bin")