diff -urN distcc-2.18.3/configure distcc-2.18.4/configure
--- distcc-2.18.3/configure	2004-11-30 06:34:40.000000000 -0500
+++ distcc-2.18.4/configure	2006-01-27 14:35:19.000000000 -0500
@@ -310,7 +310,7 @@
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os docdir CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT GNOME_PACKAGES GNOME_CFLAGS GNOME_LIBS INSTALL_GNOME SET_MAKE INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA PYTHON CPP EGREP BUILD_POPT GNOME_BIN LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os docdir CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT GNOME_PACKAGES GNOME_CFLAGS GNOME_LIBS INSTALL_GNOME SET_MAKE INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA PYTHON CPP EGREP PKG_CONFIG ac_pt_PKG_CONFIG AVAHI_CFLAGS AVAHI_LIBS ZEROCONF_DISTCC_OBJS ZEROCONF_DISTCCD_OBJS acx_pthread_config PTHREAD_CC PTHREAD_LIBS PTHREAD_CFLAGS BUILD_POPT GNOME_BIN LIBOBJS LTLIBOBJS'
 ac_subst_files=''
 
 # Initialize some variables set by options.
@@ -775,6 +775,18 @@
 ac_env_CPP_value=$CPP
 ac_cv_env_CPP_set=${CPP+set}
 ac_cv_env_CPP_value=$CPP
+ac_env_PKG_CONFIG_set=${PKG_CONFIG+set}
+ac_env_PKG_CONFIG_value=$PKG_CONFIG
+ac_cv_env_PKG_CONFIG_set=${PKG_CONFIG+set}
+ac_cv_env_PKG_CONFIG_value=$PKG_CONFIG
+ac_env_AVAHI_CFLAGS_set=${AVAHI_CFLAGS+set}
+ac_env_AVAHI_CFLAGS_value=$AVAHI_CFLAGS
+ac_cv_env_AVAHI_CFLAGS_set=${AVAHI_CFLAGS+set}
+ac_cv_env_AVAHI_CFLAGS_value=$AVAHI_CFLAGS
+ac_env_AVAHI_LIBS_set=${AVAHI_LIBS+set}
+ac_env_AVAHI_LIBS_value=$AVAHI_LIBS
+ac_cv_env_AVAHI_LIBS_set=${AVAHI_LIBS+set}
+ac_cv_env_AVAHI_LIBS_value=$AVAHI_LIBS
 
 #
 # Report the --help message.
@@ -872,6 +884,10 @@
               headers in a nonstandard directory <include dir>
   PYTHON      Python interpreter to use for running tests
   CPP         C preprocessor
+  PKG_CONFIG  path to pkg-config utility
+  AVAHI_CFLAGS
+              C compiler flags for AVAHI, overriding pkg-config
+  AVAHI_LIBS  linker flags for AVAHI, overriding pkg-config
 
 Use these variables to override the choices made by `configure' or to help
 it to find libraries and programs with nonstandard names/locations.
@@ -7234,6 +7250,616 @@
 
 
 
+if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
+	if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
+set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_PKG_CONFIG+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  case $PKG_CONFIG in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
+  ;;
+  *)
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+  ;;
+esac
+fi
+PKG_CONFIG=$ac_cv_path_PKG_CONFIG
+
+if test -n "$PKG_CONFIG"; then
+  echo "$as_me:$LINENO: result: $PKG_CONFIG" >&5
+echo "${ECHO_T}$PKG_CONFIG" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+fi
+if test -z "$ac_cv_path_PKG_CONFIG"; then
+  ac_pt_PKG_CONFIG=$PKG_CONFIG
+  # Extract the first word of "pkg-config", so it can be a program name with args.
+set dummy pkg-config; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_path_ac_pt_PKG_CONFIG+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  case $ac_pt_PKG_CONFIG in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path.
+  ;;
+  *)
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+  ;;
+esac
+fi
+ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
+
+if test -n "$ac_pt_PKG_CONFIG"; then
+  echo "$as_me:$LINENO: result: $ac_pt_PKG_CONFIG" >&5
+echo "${ECHO_T}$ac_pt_PKG_CONFIG" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  PKG_CONFIG=$ac_pt_PKG_CONFIG
+else
+  PKG_CONFIG="$ac_cv_path_PKG_CONFIG"
+fi
+
+fi
+if test -n "$PKG_CONFIG"; then
+	_pkg_min_version=0.9.0
+	echo "$as_me:$LINENO: checking pkg-config is at least version $_pkg_min_version" >&5
+echo $ECHO_N "checking pkg-config is at least version $_pkg_min_version... $ECHO_C" >&6
+	if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
+		echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+	else
+		echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+		PKG_CONFIG=""
+	fi
+
+fi
+
+pkg_failed=no
+echo "$as_me:$LINENO: checking for AVAHI" >&5
+echo $ECHO_N "checking for AVAHI... $ECHO_C" >&6
+
+if test -n "$PKG_CONFIG"; then
+    if test -n "$AVAHI_CFLAGS"; then
+        pkg_cv_AVAHI_CFLAGS="$AVAHI_CFLAGS"
+    else
+        if test -n "$PKG_CONFIG" && \
+    { (echo "$as_me:$LINENO: \$PKG_CONFIG --exists --print-errors \"avahi-client >= 0.6\"") >&5
+  ($PKG_CONFIG --exists --print-errors "avahi-client >= 0.6") 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+  pkg_cv_AVAHI_CFLAGS=`$PKG_CONFIG --cflags "avahi-client >= 0.6" 2>/dev/null`
+else
+  pkg_failed=yes
+fi
+    fi
+else
+	pkg_failed=untried
+fi
+if test -n "$PKG_CONFIG"; then
+    if test -n "$AVAHI_LIBS"; then
+        pkg_cv_AVAHI_LIBS="$AVAHI_LIBS"
+    else
+        if test -n "$PKG_CONFIG" && \
+    { (echo "$as_me:$LINENO: \$PKG_CONFIG --exists --print-errors \"avahi-client >= 0.6\"") >&5
+  ($PKG_CONFIG --exists --print-errors "avahi-client >= 0.6") 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+  pkg_cv_AVAHI_LIBS=`$PKG_CONFIG --libs "avahi-client >= 0.6" 2>/dev/null`
+else
+  pkg_failed=yes
+fi
+    fi
+else
+	pkg_failed=untried
+fi
+
+
+
+if test $pkg_failed = yes; then
+
+if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
+        _pkg_short_errors_supported=yes
+else
+        _pkg_short_errors_supported=no
+fi
+        if test $_pkg_short_errors_supported = yes; then
+	        AVAHI_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "avahi-client >= 0.6"`
+        else
+	        AVAHI_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "avahi-client >= 0.6"`
+        fi
+	# Put the nasty error message in config.log where it belongs
+	echo "$AVAHI_PKG_ERRORS" >&5
+
+	ZEROCONF_DISTCC_OBJS=""
+ZEROCONF_DISTCCD_OBJS=""
+elif test $pkg_failed = untried; then
+	ZEROCONF_DISTCC_OBJS=""
+ZEROCONF_DISTCCD_OBJS=""
+else
+	AVAHI_CFLAGS=$pkg_cv_AVAHI_CFLAGS
+	AVAHI_LIBS=$pkg_cv_AVAHI_LIBS
+        echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_AVAHI 1
+_ACEOF
+
+CFLAGS="$CFLAGS $AVAHI_CFLAGS"
+LIBS="$LIBS $AVAHI_LIBS"
+ZEROCONF_DISTCC_OBJS="src/zeroconf.o"
+ZEROCONF_DISTCCD_OBJS="src/zeroconf-reg.o"
+fi
+
+
+
+
+
+
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+acx_pthread_ok=no
+
+# We used to check for pthread.h first, but this fails if pthread.h
+# requires special compiler flags (e.g. on True64 or Sequent).
+# It gets checked for in the link test anyway.
+
+# First of all, check if the user has set any of the PTHREAD_LIBS,
+# etcetera environment variables, and if threads linking works using
+# them:
+if test x"$PTHREAD_LIBS$PTHREAD_CFLAGS" != x; then
+        save_CFLAGS="$CFLAGS"
+        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+        save_LIBS="$LIBS"
+        LIBS="$PTHREAD_LIBS $LIBS"
+        echo "$as_me:$LINENO: checking for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS" >&5
+echo $ECHO_N "checking for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS... $ECHO_C" >&6
+        cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char pthread_join ();
+int
+main ()
+{
+pthread_join ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  acx_pthread_ok=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+        echo "$as_me:$LINENO: result: $acx_pthread_ok" >&5
+echo "${ECHO_T}$acx_pthread_ok" >&6
+        if test x"$acx_pthread_ok" = xno; then
+                PTHREAD_LIBS=""
+                PTHREAD_CFLAGS=""
+        fi
+        LIBS="$save_LIBS"
+        CFLAGS="$save_CFLAGS"
+fi
+
+# We must check for the threads library under a number of different
+# names; the ordering is very important because some systems
+# (e.g. DEC) have both -lpthread and -lpthreads, where one of the
+# libraries is broken (non-POSIX).
+
+# Create a list of thread flags to try.  Items starting with a "-" are
+# C compiler flags, and other items are library names, except for "none"
+# which indicates that we try without any flags at all, and "pthread-config"
+# which is a program returning the flags for the Pth emulation library.
+
+acx_pthread_flags="pthreads pthread none -Kthread -kthread lthread -pthread -pthreads -mthreads --thread-safe -mt pthread-config"
+
+# The ordering *is* (sometimes) important.  Some notes on the
+# individual items follow:
+
+# pthreads: AIX (must check this before -lpthread)
+# none: in case threads are in libc; should be tried before -Kthread and
+#       other compiler flags to prevent continual compiler warnings
+# -Kthread: Sequent (threads in libc, but -Kthread needed for pthread.h)
+# -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able)
+# lthread: LinuxThreads port on FreeBSD (also preferred to -pthread)
+# -pthread: Linux/gcc (kernel threads), BSD/gcc (userland threads)
+# -pthreads: Solaris/gcc
+# -mthreads: Mingw32/gcc, Lynx/gcc
+# -mt: Sun Workshop C (may only link SunOS threads [-lthread], but it
+#      doesn't hurt to check since this sometimes defines pthreads too;
+#      also defines -D_REENTRANT)
+# pthread: Linux, etcetera
+# --thread-safe: KAI C++
+# pthread-config: use pthread-config program (for GNU Pth library)
+
+case "${host_cpu}-${host_os}" in
+        *solaris*)
+
+        # On Solaris (at least, for some versions), libc contains stubbed
+        # (non-functional) versions of the pthreads routines, so link-based
+        # tests will erroneously succeed.  (We need to link with -pthread or
+        # -lpthread.)  (The stubs are missing pthread_cleanup_push, or rather
+        # a function called by this macro, so we could check for that, but
+        # who knows whether they'll stub that too in a future libc.)  So,
+        # we'll just look for -pthreads and -lpthread first:
+
+        acx_pthread_flags="-pthread -pthreads pthread -mt $acx_pthread_flags"
+        ;;
+esac
+
+if test x"$acx_pthread_ok" = xno; then
+for flag in $acx_pthread_flags; do
+
+        case $flag in
+                none)
+                echo "$as_me:$LINENO: checking whether pthreads work without any flags" >&5
+echo $ECHO_N "checking whether pthreads work without any flags... $ECHO_C" >&6
+                ;;
+
+                -*)
+                echo "$as_me:$LINENO: checking whether pthreads work with $flag" >&5
+echo $ECHO_N "checking whether pthreads work with $flag... $ECHO_C" >&6
+                PTHREAD_CFLAGS="$flag"
+                ;;
+
+		pthread-config)
+		# Extract the first word of "pthread-config", so it can be a program name with args.
+set dummy pthread-config; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_acx_pthread_config+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$acx_pthread_config"; then
+  ac_cv_prog_acx_pthread_config="$acx_pthread_config" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_acx_pthread_config="yes"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+  test -z "$ac_cv_prog_acx_pthread_config" && ac_cv_prog_acx_pthread_config="no"
+fi
+fi
+acx_pthread_config=$ac_cv_prog_acx_pthread_config
+if test -n "$acx_pthread_config"; then
+  echo "$as_me:$LINENO: result: $acx_pthread_config" >&5
+echo "${ECHO_T}$acx_pthread_config" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+		if test x"$acx_pthread_config" = xno; then continue; fi
+		PTHREAD_CFLAGS="`pthread-config --cflags`"
+		PTHREAD_LIBS="`pthread-config --ldflags` `pthread-config --libs`"
+		;;
+
+                *)
+                echo "$as_me:$LINENO: checking for the pthreads library -l$flag" >&5
+echo $ECHO_N "checking for the pthreads library -l$flag... $ECHO_C" >&6
+                PTHREAD_LIBS="-l$flag"
+                ;;
+        esac
+
+        save_LIBS="$LIBS"
+        save_CFLAGS="$CFLAGS"
+        LIBS="$PTHREAD_LIBS $LIBS"
+        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+
+        # Check for various functions.  We must include pthread.h,
+        # since some functions may be macros.  (On the Sequent, we
+        # need a special flag -Kthread to make this header compile.)
+        # We check for pthread_join because it is in -lpthread on IRIX
+        # while pthread_create is in libc.  We check for pthread_attr_init
+        # due to DEC craziness with -lpthreads.  We check for
+        # pthread_cleanup_push because it is one of the few pthread
+        # functions on Solaris that doesn't have a non-functional libc stub.
+        # We try pthread_create on general principles.
+        cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <pthread.h>
+int
+main ()
+{
+pthread_t th; pthread_join(th, 0);
+                     pthread_attr_init(0); pthread_cleanup_push(0, 0);
+                     pthread_create(0,0,0,0); pthread_cleanup_pop(0);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  acx_pthread_ok=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+
+        LIBS="$save_LIBS"
+        CFLAGS="$save_CFLAGS"
+
+        echo "$as_me:$LINENO: result: $acx_pthread_ok" >&5
+echo "${ECHO_T}$acx_pthread_ok" >&6
+        if test "x$acx_pthread_ok" = xyes; then
+                break;
+        fi
+
+        PTHREAD_LIBS=""
+        PTHREAD_CFLAGS=""
+done
+fi
+
+# Various other checks:
+if test "x$acx_pthread_ok" = xyes; then
+        save_LIBS="$LIBS"
+        LIBS="$PTHREAD_LIBS $LIBS"
+        save_CFLAGS="$CFLAGS"
+        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+
+        # Detect AIX lossage: JOINABLE attribute is called UNDETACHED.
+	echo "$as_me:$LINENO: checking for joinable pthread attribute" >&5
+echo $ECHO_N "checking for joinable pthread attribute... $ECHO_C" >&6
+	attr_name=unknown
+	for attr in PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED; do
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <pthread.h>
+int
+main ()
+{
+int attr=$attr;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  attr_name=$attr; break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+	done
+        echo "$as_me:$LINENO: result: $attr_name" >&5
+echo "${ECHO_T}$attr_name" >&6
+        if test "$attr_name" != PTHREAD_CREATE_JOINABLE; then
+
+cat >>confdefs.h <<_ACEOF
+#define PTHREAD_CREATE_JOINABLE $attr_name
+_ACEOF
+
+        fi
+
+        echo "$as_me:$LINENO: checking if more special flags are required for pthreads" >&5
+echo $ECHO_N "checking if more special flags are required for pthreads... $ECHO_C" >&6
+        flag=no
+        case "${host_cpu}-${host_os}" in
+            *-aix* | *-freebsd* | *-darwin*) flag="-D_THREAD_SAFE";;
+            *solaris* | *-osf* | *-hpux*) flag="-D_REENTRANT";;
+        esac
+        echo "$as_me:$LINENO: result: ${flag}" >&5
+echo "${ECHO_T}${flag}" >&6
+        if test "x$flag" != xno; then
+            PTHREAD_CFLAGS="$flag $PTHREAD_CFLAGS"
+        fi
+
+        LIBS="$save_LIBS"
+        CFLAGS="$save_CFLAGS"
+
+        # More AIX lossage: must compile with cc_r
+        # Extract the first word of "cc_r", so it can be a program name with args.
+set dummy cc_r; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_PTHREAD_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$PTHREAD_CC"; then
+  ac_cv_prog_PTHREAD_CC="$PTHREAD_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_PTHREAD_CC="cc_r"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+
+  test -z "$ac_cv_prog_PTHREAD_CC" && ac_cv_prog_PTHREAD_CC="${CC}"
+fi
+fi
+PTHREAD_CC=$ac_cv_prog_PTHREAD_CC
+if test -n "$PTHREAD_CC"; then
+  echo "$as_me:$LINENO: result: $PTHREAD_CC" >&5
+echo "${ECHO_T}$PTHREAD_CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+else
+        PTHREAD_CC="$CC"
+fi
+
+
+
+
+
+# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
+if test x"$acx_pthread_ok" = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PTHREAD 1
+_ACEOF
+
+        :
+else
+        acx_pthread_ok=no
+
+fi
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+LIBS="$PTHREAD_LIBS $LIBS"
+CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+CC="$PTHREAD_CC"
+
+
+
 
 
 
@@ -7884,6 +8510,16 @@
 s,@PYTHON@,$PYTHON,;t t
 s,@CPP@,$CPP,;t t
 s,@EGREP@,$EGREP,;t t
+s,@PKG_CONFIG@,$PKG_CONFIG,;t t
+s,@ac_pt_PKG_CONFIG@,$ac_pt_PKG_CONFIG,;t t
+s,@AVAHI_CFLAGS@,$AVAHI_CFLAGS,;t t
+s,@AVAHI_LIBS@,$AVAHI_LIBS,;t t
+s,@ZEROCONF_DISTCC_OBJS@,$ZEROCONF_DISTCC_OBJS,;t t
+s,@ZEROCONF_DISTCCD_OBJS@,$ZEROCONF_DISTCCD_OBJS,;t t
+s,@acx_pthread_config@,$acx_pthread_config,;t t
+s,@PTHREAD_CC@,$PTHREAD_CC,;t t
+s,@PTHREAD_LIBS@,$PTHREAD_LIBS,;t t
+s,@PTHREAD_CFLAGS@,$PTHREAD_CFLAGS,;t t
 s,@BUILD_POPT@,$BUILD_POPT,;t t
 s,@GNOME_BIN@,$GNOME_BIN,;t t
 s,@LIBOBJS@,$LIBOBJS,;t t
diff -urN distcc-2.18.3/debian/changelog distcc-2.18.4/debian/changelog
--- distcc-2.18.3/debian/changelog	2006-01-27 15:50:36.000000000 -0500
+++ distcc-2.18.4/debian/changelog	2006-01-27 15:53:09.000000000 -0500
@@ -1,3 +1,9 @@
+distcc (2.18.3-4) unstable; urgency=low
+
+  * Added avahi patch from http://0pointer.de/public/distcc-avahi.patch
+
+ -- Chris AtLee <chris@atlee.ca>  Fri, 27 Jan 2006 15:53:00 -0500
+
 distcc (2.18.3-3) unstable; urgency=low
 
   * added dependency-alternative on debconf-2.0
diff -urN distcc-2.18.3/debian/control distcc-2.18.4/debian/control
--- distcc-2.18.3/debian/control	2006-01-27 15:50:36.000000000 -0500
+++ distcc-2.18.4/debian/control	2006-01-27 15:55:55.000000000 -0500
@@ -2,7 +2,7 @@
 Section: devel
 Priority: optional
 Maintainer: Carsten Wolff <carsten@wolffcarsten.de>
-Build-Depends: debhelper (>> 4.1.16), libpopt-dev, linuxdoc-tools, autoconf, libgtk2.0-dev, libgnomeui-dev
+Build-Depends: debhelper (>> 4.1.16), libpopt-dev, linuxdoc-tools, autoconf, libgtk2.0-dev, libgnomeui-dev, libavahi-client-dev
 Standards-Version: 3.6.2
 
 Package: distcc
diff -urN distcc-2.18.3/debian/distcc.init.d distcc-2.18.4/debian/distcc.init.d
--- distcc-2.18.3/debian/distcc.init.d	2006-01-27 15:50:36.000000000 -0500
+++ distcc-2.18.4/debian/distcc.init.d	2006-01-27 14:57:40.000000000 -0500
@@ -20,6 +20,7 @@
 # please change those variables by overriding them in /etc/defaults/distcc
 ALLOWEDNETS="127.0.0.1"
 LISTENER="127.0.0.1"
+ZEROCONF="1"
 
 # Reads config file (will override defaults above)
 [ -r /etc/default/distcc ] && . /etc/default/distcc
@@ -39,6 +40,12 @@
     LISTENER="--listen $LISTENER"
 fi
 
+if test "$ZEROCONF" -eq 1; then
+    ZEROCONF="--zeroconf"
+else
+    ZEROCONF=""
+fi
+
 should_start() {
 	if [ "$STARTDISTCC" != "true" ] && [ "$STARTDISTCC" != "YES" ]; then
 		echo "STARTDISTCC is set to false in /etc/default/distcc"
@@ -56,7 +63,7 @@
 	echo -n "Starting $DESC: $NAME"
 	start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
 	--chuid distccd \
-	--exec $DAEMON -- $DAEMON_ARGS $ALLOW $LISTENER
+	--exec $DAEMON -- $DAEMON_ARGS $ALLOW $LISTENER $ZEROCONF
 	echo "."
 	;;
   stop)
@@ -80,7 +87,7 @@
 	should_start
 	start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
 		--chuid distccd \
-		--exec $DAEMON -- $DAEMON_ARGS $ALLOW $LISTENER
+		--exec $DAEMON -- $DAEMON_ARGS $ALLOW $LISTENER $ZEROCONF
 	echo "."
 	;;
   *)
diff -urN distcc-2.18.3/src/config.h.in distcc-2.18.4/src/config.h.in
--- distcc-2.18.3/src/config.h.in	2004-11-30 06:32:54.000000000 -0500
+++ distcc-2.18.4/src/config.h.in	2006-01-27 14:35:18.000000000 -0500
@@ -15,6 +15,9 @@
 /* Define to 1 if you have the `asprintf' function. */
 #undef HAVE_ASPRINTF
 
+/* defined if Avahi is available */
+#undef HAVE_AVAHI
+
 /* define if vsnprintf is C99 compliant */
 #undef HAVE_C99_VSNPRINTF
 
@@ -107,6 +110,9 @@
 /* Define to 1 if you have the <netinet/in.h> header file. */
 #undef HAVE_NETINET_IN_H
 
+/* Define if you have POSIX threads libraries and header files. */
+#undef HAVE_PTHREAD
+
 /* Define to 1 if you have the <resolv.h> header file. */
 #undef HAVE_RESOLV_H
 
@@ -227,6 +233,10 @@
 /* Define to the version of this package. */
 #undef PACKAGE_VERSION
 
+/* Define to necessary symbol if this constant uses a non-standard name on
+   your system. */
+#undef PTHREAD_CREATE_JOINABLE
+
 /* Define as the return type of signal handlers (`int' or `void'). */
 #undef RETSIGTYPE
 


