DynaLoader(3pm) on Linux
The text 9b6ea7cbe786, as Debian 1.3 (Bo), Debian 1.2 (Rex) shipped it.
Dynamically load C libraries into Perl code dl_error(), dl_findfile(), dl_expandspec(), dl_load_file(), dl_find_symbol(), dl_undef_symbols(), dl_install_xsub(), bootstrap() - routines used by DynaLoader modules