* emultempl/pep.em (pep_find_data_imports): Issue a warning message if auto importing is triggered without
--enable-auto-import having been specified on the command line.
* emultempl/pe.em (pe_find_data_imports): Likewise.
* genscript.sh: Add support for generating a .xa script for use with the --auto-import option.
* ld.texinfo: Document the new behaviour of the --auto-import option.
* ldint.texinfo: Document new script generation.
* emulparams/i386pe.sh (GENERATE_AUTO_IMPORT): Define.
* emulparams/i386pe_posix.sh (GENERATE_AUTO_IMPORT): Define.
* emulparams/i386pep.sh (GENERATE_AUTO_IMPORT): Define.
* emultemp/pe.em (..._get_script): Support the use of the auto import script.
* scripttempl/pe.sc: Put the .rdata input sections into the .data output section when creating an auto import script.
* scripttempl/pep.sc: Likewise.
(gld_xxx_recognized_file): Use pep_bfd_is_dll for detection of shared objects.
* pe-dll.c: (autofilter_symbollist_i386): Define set for amd64 mingw target.