Use pure C version of MiClWr16b.h from glide64mk2

The asm versions seem to fail to build on OpenBSD when PIC is enabled on i386
because more registered are used in the asm part then there are available.
Use pure C version of MiClWr8b.h from glide64mk2

The asm versions seem to fail to build on OpenBSD when PIC is enabled on i386
because more registered are used in the asm part then there are available.