http://pkgs.fedoraproject.org/gitweb/?p=valgrind.git;a=summary

--- valgrind/configure.in
+++ valgrind/configure.in
@@ -649,6 +649,16 @@ _ACEOF
   GLIBC_VERSION="`$CPP conftest.$ac_ext | $SED -n 's/^glibc version is: //p' | $SED 's/ /./g'`"
 fi
 
+AC_EGREP_CPP([GLIBC_213], [
+#include <features.h>
+#ifdef __GNU_LIBRARY__
+ #if (__GLIBC__ == 2 && __GLIBC_MINOR__ == 13)
+  GLIBC_213
+ #endif
+#endif
+],
+GLIBC_VERSION="2.13")
+
 AC_EGREP_CPP([AIX5_LIBC], [
 #include <standards.h>
 #if defined(_AIXVERSION_510) || defined(_AIXVERSION_520) || defined(_AIXVERSION_530)
@@ -749,6 +759,13 @@ case "${GLIBC_VERSION}" in
 	DEFAULT_SUPP="glibc-2.34567-NPTL-helgrind.supp ${DEFAULT_SUPP}"
 	DEFAULT_SUPP="glibc-2.X-drd.supp ${DEFAULT_SUPP}"
 	;;
+     2.13)
+	AC_MSG_RESULT(2.13 family)
+	AC_DEFINE([GLIBC_2_13], 1, [Define to 1 if you're using glibc 2.13.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 ${DEFAULT_SUPP}"
+	;;
      aix5)
 	AC_MSG_RESULT(AIX 5.1 or 5.2 or 5.3)
 	AC_DEFINE([AIX5_LIBC], 1, [Define to 1 if you're using AIX 5.1 or 5.2 or 5.3])
@@ -762,7 +779,7 @@ case "${GLIBC_VERSION}" in
 
      *)
 	AC_MSG_RESULT([unsupported version ${GLIBC_VERSION}])
-	AC_MSG_ERROR([Valgrind requires glibc version 2.2 - 2.12])
+	AC_MSG_ERROR([Valgrind requires glibc version 2.2 - 2.13])
 	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
+++ valgrind/config.h.in
@@ -33,6 +33,9 @@
 /* Define to 1 if you're using glibc 2.12.x */
 #undef GLIBC_2_12
 
+/* Define to 1 if you're using glibc 2.13.x */
+#undef GLIBC_2_13
+
 /* Define to 1 if you're using glibc 2.2.x */
 #undef GLIBC_2_2