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-rw-r--r--gcc/configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac
index b08e297f52d..878d4e74ff6 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -24,7 +24,7 @@
# Initialization and sanity checks
# --------------------------------
-AC_PREREQ(2.59)
+AC_PREREQ(2.64)
AC_INIT
AC_CONFIG_SRCDIR(tree.c)
AC_CONFIG_HEADER(auto-host.h:config.in)