 - Fix iBCS2 emulation of COFF files that have multiple libraries    in their library (STYP_LIB) section.  - Attempt to make the code which calculates the next entry and    string offsets look clearer.
 - Fix iBCS2 emulation of COFF files that have multiple libraries
   in their library (STYP_LIB) section.
 - Attempt to make the code which calculates the next entry and
   string offsets look clearer.

PR:		kern/42580
Tested by:	Olaf Klein <ok@adimus.de> (on 4.7-PRERELEASE)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase