--- valgrind/configure.in.jj	2009-08-19 15:37:48.000000000 +0200
+++ valgrind/configure.in	2009-11-04 08:37:09.820077680 +0100
@@ -656,6 +656,16 @@ AC_EGREP_CPP([GLIBC_210], [
 ],
 GLIBC_VERSION="2.10")
 
+AC_EGREP_CPP([GLIBC_211], [
+#include <features.h>
+#ifdef __GNU_LIBRARY__
+ #if (__GLIBC__ == 2 && __GLIBC_MINOR__ == 11)
+  GLIBC_211
+ #endif
+#endif
+],
+GLIBC_VERSION="2.11")
+
 AC_EGREP_CPP([AIX5_LIBC], [
 #include <standards.h>
 #if defined(_AIXVERSION_510) || defined(_AIXVERSION_520) || defined(_AIXVERSION_530)
@@ -742,6 +752,13 @@ case "${GLIBC_VERSION}" in
 	DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
 	DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
 	;;
+     2.11)
+	AC_MSG_RESULT(2.11 family)
+	AC_DEFINE([GLIBC_2_11], 1, [Define to 1 if you're using glibc 2.11.x])
+	DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
+	DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
+	DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
+	;;
      aix5)
 	AC_MSG_RESULT(AIX 5.1 or 5.2 or 5.3)
 	AC_DEFINE([AIX5_LIBC], 1, [Define to 1 if you're using AIX 5.1 or 5.2 or 5.3])
@@ -755,7 +772,7 @@ case "${GLIBC_VERSION}" in
 
      *)
 	AC_MSG_RESULT(unsupported version)
-	AC_MSG_ERROR([Valgrind requires glibc version 2.2 - 2.10])
+	AC_MSG_ERROR([Valgrind requires glibc version 2.2 - 2.11])
 	AC_MSG_ERROR([or AIX 5.1 or 5.2 or 5.3 GLIBC_VERSION])
 	AC_MSG_ERROR([or Darwin libc])
 	;;
--- valgrind/config.h.in.jj	2009-08-19 15:39:05.000000000 +0200
+++ valgrind/config.h.in	2009-11-04 08:38:36.051072661 +0100
@@ -15,6 +15,9 @@
 /* Define to 1 if you're using glibc 2.10.x */
 #undef GLIBC_2_10
 
+/* Define to 1 if you're using glibc 2.11.x */
+#undef GLIBC_2_11
+
 /* Define to 1 if you're using glibc 2.2.x */
 #undef GLIBC_2_2
 
--- valgrind/configure.jj	2009-08-19 15:44:07.000000000 +0200
+++ valgrind/configure	2009-11-04 08:38:08.421433252 +0100
@@ -5025,6 +5025,28 @@ cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
+#include <features.h>
+#ifdef __GNU_LIBRARY__
+ #if (__GLIBC__ == 2 && __GLIBC_MINOR__ == 11)
+  GLIBC_211
+ #endif
+#endif
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "GLIBC_211" >/dev/null 2>&1; then
+  GLIBC_VERSION="2.11"
+fi
+rm -f conftest*
+
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
 #include <standards.h>
 #if defined(_AIXVERSION_510) || defined(_AIXVERSION_520) || defined(_AIXVERSION_530)
   AIX5_LIBC
@@ -5174,6 +5196,18 @@ _ACEOF
 	DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
 	DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
 	;;
+     2.11)
+	echo "$as_me:$LINENO: result: 2.11 family" >&5
+echo "${ECHO_T}2.11 family" >&6
+
+cat >>confdefs.h <<\_ACEOF
+#define GLIBC_2_11 1
+_ACEOF
+
+	DEFAULT_SUPP="glibc-2.X.supp ${DEFAULT_SUPP}"
+	DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
+	DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
+	;;
      aix5)
 	echo "$as_me:$LINENO: result: AIX 5.1 or 5.2 or 5.3" >&5
 echo "${ECHO_T}AIX 5.1 or 5.2 or 5.3" >&6
@@ -5198,8 +5232,8 @@ _ACEOF
      *)
 	echo "$as_me:$LINENO: result: unsupported version" >&5
 echo "${ECHO_T}unsupported version" >&6
-	{ { echo "$as_me:$LINENO: error: Valgrind requires glibc version 2.2 - 2.10" >&5
-echo "$as_me: error: Valgrind requires glibc version 2.2 - 2.10" >&2;}
+	{ { echo "$as_me:$LINENO: error: Valgrind requires glibc version 2.2 - 2.11" >&5
+echo "$as_me: error: Valgrind requires glibc version 2.2 - 2.11" >&2;}
    { (exit 1); exit 1; }; }
 	{ { echo "$as_me:$LINENO: error: or AIX 5.1 or 5.2 or 5.3 GLIBC_VERSION" >&5
 echo "$as_me: error: or AIX 5.1 or 5.2 or 5.3 GLIBC_VERSION" >&2;}