* configure, configure.in: added tests for libsocket and libnsl libraries,

* configure, configure.in: added tests for libsocket and libnsl libraries,
  requred by sdcdb on sparc-solaris
* device/lib/pic16/Makefile.common.in: force make to use bash shell
* sim/ucsim/libtool: regenerated on sparc-solaris
* sim/ucsim/avr.src/Makefile.in, sim/ucsim/hc08.src/Makefile.in,
  sim/ucsim/s51.src/Makefile.in, sim/ucsim/xa.src/Makefile.in,
  sim/ucsim/z80.src/Makefile.in: removed GNU ld specific linker options
  -Wl,--start-group and -Wl,--end-group to enable ucsim compilation on
  sparc-solaris, which doesn't use GNU ld linker

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@3861 4a8a32a2-be11-0410-ad9d-d568d2c75423