merging from upstream 13bb82a and b89e420

merging from upstream 13bb82a and b89e420

4849 strlcpy(9F) points to the wrong header
Reviewed by: Robert Mustacchi rm@joyent.com
Reviewed by: Igor Kozhukhov ikozhukhov@gmail.com
Approved by: Richard Lowe richlowe@richlowe.net

4630 clean stale references to ddi_iopb_alloc and ddi_iopb_free
4634 undocument scsi_hba_attach() and ddi_dma_lim(9s)
4884 EOF scsi_hba_attach
4886 EOF ddi_dmae_getlim
4887 EOF ddi_iomin
4888 Undocument dma_req(9s)
Reviewed by: Dan McDonald danmcd@omniti.com
Approved by: Robert Mustacchi rm@joyent.com

removed:
usr/src/man/man9f/ddi_iomin.9f
usr/src/man/man9s/ddi_dma_lim_sparc.9s
usr/src/man/man9s/ddi_dma_lim_x86.9s
usr/src/man/man9s/ddi_dma_req.9s