Update build-gcc, nsis to compile when in w64 mode. * src/build-binutils.mk: add windows 64 conditionals to binutils to compile multilib * src/build-gcc.mk:add windows 64 conditionals to gcc to compile multilib * src/nsis.mk: add PKG_BUILD target for windows 64 * src/win64-nsis.patch: new file. * dist-files.mk: add reference to win64-nsis.patch.

/*
 * This file is part of MXE.
 * See index.html for further information.
 */

#include <gta/gta.h>

int main(int argc, char *argv[])
{
    gta_header_t *header;
    gta_result_t r;

    (void)argc;
    (void)argv;

    r = gta_create_header(&header);
    if (r == GTA_OK) {
        gta_destroy_header(header);
    }

    return 0;
}