Some packages need to specify -std=gnu89 to compile, and gcc51 defaults to
gnu11 now.
Also, updated mozilla-nss-nspr to 3.19 and 4.10.8, respectively.
Mis-versioned gcc-5.1.0 in gawk's buld.sh.
gcc51 bringup

*** 34,53 ****
  SUMMARY="gawk - GNU implementation of awk"
  DESC="$SUMMARY"
  
  BUILDARCH=32
  CONFIGURE_OPTS_32="$CONFIGURE_OPTS_32 --bindir=/usr/bin"
  
  # as of 4.1, gawk now supports arbitrary precision numbers.
  # build in MPFR/GMP support rather than dynamically linking it.
  save_function configure32 configure32_orig
  configure32() {
      configure32_orig
  
      logmsg "Patching Makefile to make mpfr/gmp static"
      pushd $TMPDIR/$BUILDDIR > /dev/null
!     logcmd gsed -i -e 's#-lmpfr -lgmp#/opt/gcc-4.8.1/lib/libmpfr.a /opt/gcc-4.8.1/lib/libgmp.a#' Makefile
      popd > /dev/null
  }
  
  gnu_cleanup() {
      logmsg "Cleaning up install root"
--- 34,55 ----
  SUMMARY="gawk - GNU implementation of awk"
  DESC="$SUMMARY"
  
  BUILDARCH=32
  CONFIGURE_OPTS_32="$CONFIGURE_OPTS_32 --bindir=/usr/bin"
+ # Use old gcc4 standards level for this.
+ CFLAGS="$CFLAGS -std=gnu89"
  
  # as of 4.1, gawk now supports arbitrary precision numbers.
  # build in MPFR/GMP support rather than dynamically linking it.
  save_function configure32 configure32_orig
  configure32() {
      configure32_orig
  
      logmsg "Patching Makefile to make mpfr/gmp static"
      pushd $TMPDIR/$BUILDDIR > /dev/null
!     logcmd gsed -i -e 's#-lmpfr -lgmp#/opt/gcc-5.1.0/lib/libmpfr.a /opt/gcc-5.1.0/lib/libgmp.a#' Makefile
      popd > /dev/null
  }
  
  gnu_cleanup() {
      logmsg "Cleaning up install root"