macos: Don't try to load dylibs or linker scripts
macos: Don't try to load dylibs or linker scripts

we ignore dylibs for now (can't inspect them yet for meta-info).
Also don't try to load GNU linker scripts, it's simply an unknown file
type (e.g. when mentioning Mach-O object files).

mingodad/tinycc,mirror/tinycc,mingodad/tinycc,mirror/tinycc,mirror/tinycc,mirror/tinycc,mingodad/tinycc,mingodad/tinycc