There's no longer any reason to require GNU awk:
- the only part that required it (socks proxy settings) is gone,
- all remaining awk scripts are POSIXly correct (or should be).

-------- diffstat follows --------
/trunk/configure | 5 2 3 0 ++---
/trunk/Makefile.in | 2 0 2 0 --
/trunk/scripts/build/kernel/linux.sh | 2 1 1 0 +-
/trunk/scripts/build/internals.sh | 1 0 1 0 -
/trunk/scripts/build/mpfr.sh | 2 1 1 0 +-
/trunk/scripts/functions | 4 2 2 0 ++--
/trunk/scripts/saveSample.sh.in | 4 2 2 0 ++--
7 files changed, 8 insertions(+), 12 deletions(-)

 diff -durN ltrace-0.4.orig/configure ltrace-0.4/configure

 --- ltrace-0.4.orig/configure	2008-10-23 23:19:38.000000000 +0200

 +++ ltrace-0.4/configure	2008-10-23 23:19:06.000000000 +0200

 @@ -1392,6 +1392,9 @@

  HOST_OS="$host_os"

 +case "${HOST_OS}" in

 +  linux-*) HOST_OS=linux-gnu;;

 +esac

  ac_ext=c

 diff -durN ltrace-0.4.orig/configure.ac ltrace-0.4/configure.ac

 --- ltrace-0.4.orig/configure.ac	2008-10-23 23:19:43.000000000 +0200

 +++ ltrace-0.4/configure.ac	2008-10-23 23:18:44.000000000 +0200

 @@ -7,6 +7,9 @@

  dnl Check host system type

  AC_CANONICAL_HOST

  HOST_OS="$host_os"

 +case "${HOST_OS}" in

 +  linux-*) HOST_OS=linux-gnu;;

 +esac

  AC_SUBST(HOST_OS)

  dnl Checks for programs.