diff --git a/configure b/configure
index 13393da9e87..3de579042af 100755
--- a/configure
+++ b/configure
@@ -10617,12 +10617,6 @@ if test "${enable_mailnews+set}" = set; then
   fi
 fi
 
-if test "$MOZ_MAIL_NEWS"; then
-  cat >> confdefs.h <<\EOF
-#define MOZ_MAIL_NEWS 1
-EOF
-
-fi
 
 
 MOZ_ENDER_LITE=1
@@ -11253,12 +11247,12 @@ cross_compiling=$ac_cv_prog_cxx_cross
     _SAVE_CXXFLAGS=$CXXFLAGS
     CXXFLAGS="$CXXFLAGS ${_WARNINGS_CXXFLAGS} ${_COMPILER_PREFIX}-pedantic"
     echo $ac_n "checking whether C++ compiler has -pedantic long long bug""... $ac_c" 1>&6
-echo "configure:11257: checking whether C++ compiler has -pedantic long long bug" >&5
+echo "configure:11251: checking whether C++ compiler has -pedantic long long bug" >&5
     if test "$cross_compiling" = yes; then
   result="maybe" 
 else
   cat > conftest.$ac_ext <<EOF
-#line 11262 "configure"
+#line 11256 "configure"
 #include "confdefs.h"
 #ifdef __cplusplus
 extern "C" void exit(int);
@@ -11267,7 +11261,7 @@ extern "C" void exit(int);
                 if (sizeof(long long) != 8) { return 1; } 
                     return 0; } 
 EOF
-if { (eval echo configure:11271: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:11265: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   result="no"
 else
@@ -11315,12 +11309,12 @@ _SAVE_CXXFLAGS=$CXXFLAGS
 CXXFLAGS="$CXXFLAGS ${_WARNINGS_CXXFLAGS}"
 
 echo $ac_n "checking for correct overload resolution with const and templates""... $ac_c" 1>&6
-echo "configure:11319: checking for correct overload resolution with const and templates" >&5
+echo "configure:11313: checking for correct overload resolution with const and templates" >&5
 if eval "test \"`echo '$''{'ac_nscap_nonconst_opeq_bug'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11324 "configure"
+#line 11318 "configure"
 #include "confdefs.h"
 
                       template <class T>
@@ -11350,7 +11344,7 @@ int main() {
                     
 ; return 0; }
 EOF
-if { (eval echo configure:11354: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11348: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_nscap_nonconst_opeq_bug="no"
 else
@@ -11396,16 +11390,16 @@ if test "$_IGNORE_LONG_LONG_WARNINGS"; then
      _SAVE_CFLAGS="$CFLAGS"
      CFLAGS="$CFLAGS ${_COMPILER_PREFIX}-Wno-long-long"
      echo $ac_n "checking whether compiler supports -Wno-long-long""... $ac_c" 1>&6
-echo "configure:11400: checking whether compiler supports -Wno-long-long" >&5
+echo "configure:11394: checking whether compiler supports -Wno-long-long" >&5
      cat > conftest.$ac_ext <<EOF
-#line 11402 "configure"
+#line 11396 "configure"
 #include "confdefs.h"
 
 int main() {
 return(0);
 ; return 0; }
 EOF
-if { (eval echo configure:11409: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11403: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
    _WARNINGS_CFLAGS="${_WARNINGS_CFLAGS} ${_COMPILER_PREFIX}-Wno-long-long"
 	  _WARNINGS_CXXFLAGS="${_WARNINGS_CXXFLAGS} ${_COMPILER_PREFIX}-Wno-long-long"
@@ -11645,7 +11639,7 @@ fi
 
 
 echo $ac_n "checking webshell leaks option""... $ac_c" 1>&6
-echo "configure:11649: checking webshell leaks option" >&5
+echo "configure:11643: checking webshell leaks option" >&5
 # Check whether --enable-detect-webshell-leaks or --disable-detect-webshell-leaks was given.
 if test "${enable_detect_webshell_leaks+set}" = set; then
   enableval="$enable_detect_webshell_leaks"
@@ -11719,7 +11713,7 @@ if test "${enable_efence+set}" = set; then
   enableval="$enable_efence"
   if test "$enableval" = "yes"; then
     echo $ac_n "checking for malloc in -lefence""... $ac_c" 1>&6
-echo "configure:11723: checking for malloc in -lefence" >&5
+echo "configure:11717: checking for malloc in -lefence" >&5
 ac_lib_var=`echo efence'_'malloc | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11727,7 +11721,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lefence  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11731 "configure"
+#line 11725 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -11738,7 +11732,7 @@ int main() {
 malloc()
 ; return 0; }
 EOF
-if { (eval echo configure:11742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11736: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -11774,7 +11768,7 @@ fi
 
 
 echo $ac_n "checking for cplus_demangle in -liberty""... $ac_c" 1>&6
-echo "configure:11778: checking for cplus_demangle in -liberty" >&5
+echo "configure:11772: checking for cplus_demangle in -liberty" >&5
 ac_lib_var=`echo iberty'_'cplus_demangle | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11782,7 +11776,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-liberty "-liberty" $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11786 "configure"
+#line 11780 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -11793,7 +11787,7 @@ int main() {
 cplus_demangle()
 ; return 0; }
 EOF
-if { (eval echo configure:11797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11791: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -11998,14 +11992,14 @@ if test "$TX_EXE"; then
 EOF
 
     echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:12002: checking whether byte ordering is bigendian" >&5
+echo "configure:11996: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 12009 "configure"
+#line 12003 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -12016,11 +12010,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:12020: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12014: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 12024 "configure"
+#line 12018 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -12031,7 +12025,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:12035: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12029: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -12051,7 +12045,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 12055 "configure"
+#line 12049 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -12064,7 +12058,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:12068: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:12062: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -12223,7 +12217,7 @@ case "$target" in
 	    # Extract the first word of "makeC++SharedLib_r", so it can be a program name with args.
 set dummy makeC++SharedLib_r; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:12227: checking for $ac_word" >&5
+echo "configure:12221: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_AIX_SHLIB_BIN'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -12397,7 +12391,7 @@ if test "$JPEG_DIR" = no; then
     SYSTEM_JPEG=
 else
     echo $ac_n "checking for jpeg_destroy_compress in -ljpeg""... $ac_c" 1>&6
-echo "configure:12401: checking for jpeg_destroy_compress in -ljpeg" >&5
+echo "configure:12395: checking for jpeg_destroy_compress in -ljpeg" >&5
 ac_lib_var=`echo jpeg'_'jpeg_destroy_compress | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12405,7 +12399,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ljpeg $JPEG_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12409 "configure"
+#line 12403 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -12416,7 +12410,7 @@ int main() {
 jpeg_destroy_compress()
 ; return 0; }
 EOF
-if { (eval echo configure:12420: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12414: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -12445,7 +12439,7 @@ if test "$SYSTEM_JPEG" = 1; then
   SYSTEM_JPEG= 
 else
   cat > conftest.$ac_ext <<EOF
-#line 12449 "configure"
+#line 12443 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 	#include <sys/types.h>
@@ -12459,7 +12453,7 @@ else
 	}
 	
 EOF
-if { (eval echo configure:12463: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:12457: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SYSTEM_JPEG=1
 else
@@ -12499,16 +12493,16 @@ if test "$ZLIB_DIR" = no; then
     SYSTEM_ZLIB=
 else
     echo $ac_n "checking "for zlib.h"""... $ac_c" 1>&6
-echo "configure:12503: checking "for zlib.h"" >&5
+echo "configure:12497: checking "for zlib.h"" >&5
     cat > conftest.$ac_ext <<EOF
-#line 12505 "configure"
+#line 12499 "configure"
 #include "confdefs.h"
 #include "zlib.h"
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:12512: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12506: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   result="yes" SYSTEM_ZLIB=1
 else
@@ -12522,7 +12516,7 @@ rm -f conftest*
 fi
 if test "$SYSTEM_ZLIB" = 1; then
     echo $ac_n "checking for gzread in -lz""... $ac_c" 1>&6
-echo "configure:12526: checking for gzread in -lz" >&5
+echo "configure:12520: checking for gzread in -lz" >&5
 ac_lib_var=`echo z'_'gzread | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12530,7 +12524,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lz $ZLIB_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12534 "configure"
+#line 12528 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -12541,7 +12535,7 @@ int main() {
 gzread()
 ; return 0; }
 EOF
-if { (eval echo configure:12545: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12539: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -12591,7 +12585,7 @@ if test "$PNG_DIR" = no; then
     SYSTEM_PNG=
 else
     echo $ac_n "checking for png_get_valid in -lpng""... $ac_c" 1>&6
-echo "configure:12595: checking for png_get_valid in -lpng" >&5
+echo "configure:12589: checking for png_get_valid in -lpng" >&5
 ac_lib_var=`echo png'_'png_get_valid | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12599,7 +12593,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpng $PNG_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12603 "configure"
+#line 12597 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -12610,7 +12604,7 @@ int main() {
 png_get_valid()
 ; return 0; }
 EOF
-if { (eval echo configure:12614: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12608: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -12638,7 +12632,7 @@ if test "$SYSTEM_PNG" = 1; then
   SYSTEM_PNG= 
 else
   cat > conftest.$ac_ext <<EOF
-#line 12642 "configure"
+#line 12636 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 	#include <sys/types.h>
@@ -12652,7 +12646,7 @@ else
 	}
 	
 EOF
-if { (eval echo configure:12656: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:12650: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SYSTEM_PNG=1
 else
@@ -12695,7 +12689,7 @@ if test "$MNG_DIR" = no; then
     SYSTEM_MNG=
 else
     echo $ac_n "checking for mng_initialize in -lmng""... $ac_c" 1>&6
-echo "configure:12699: checking for mng_initialize in -lmng" >&5
+echo "configure:12693: checking for mng_initialize in -lmng" >&5
 ac_lib_var=`echo mng'_'mng_initialize | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12703,7 +12697,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lmng $MNG_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12707 "configure"
+#line 12701 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -12714,7 +12708,7 @@ int main() {
 mng_initialize()
 ; return 0; }
 EOF
-if { (eval echo configure:12718: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12712: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -12742,7 +12736,7 @@ if test "$SYSTEM_MNG" = 1; then
   SYSTEM_MNG= 
 else
   cat > conftest.$ac_ext <<EOF
-#line 12746 "configure"
+#line 12740 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 	#include <sys/types.h>
@@ -12756,7 +12750,7 @@ else
 	}
 	
 EOF
-if { (eval echo configure:12760: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:12754: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   SYSTEM_MNG=1
 else