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Fix for OSX: Their assembler seems a bit speshul.

    - It doesn't understand .section .text/.rodata
    - It gets confused when you try to take the difference
      between a label at the end of the code and an earlier one.
      We need to insert a dummy before this.

--- a/6/gengas.c

+++ b/6/gengas.c

@@ -668,12 +668,11 @@

         genblob(fd, blob[i], globls, strtab);

     fprintf(fd, "\n");

-    fprintf(fd, ".section .text\n");

+    fprintf(fd, ".text\n");

     for (i = 0; i < nfn; i++)

         genfunc(fd, fn[i], globls, strtab);

     fprintf(fd, "\n");

-    fprintf(fd, ".section .rodata\n");

     for (i = 0; i < ntypes; i++)

         if (types[i]->isreflect && !types[i]->isimport)

             gentype(fd, types[i]);

@@ -680,6 +679,13 @@

     fprintf(fd, "\n");

     genstrings(fd, strtab);

+    /*

+     * workaround for label issue on OSX: we get errors

+     * complaining about how differences involving labels

+     * at the end of functions will generate a non-relocatable

+     * difference. Adding a dummy byte after will fix this.

+     */

+    fprintf(fd, "\t.byte 0 /* dummy to shut up Apple's as */\n");

     fclose(fd);

 }