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-rw-r--r--configure.in4
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.in b/configure.in
index 5539c91d37..167c606551 100644
--- a/configure.in
+++ b/configure.in
@@ -13,6 +13,10 @@ if test -f /etc/redhat-release ; then
CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
fi
+# Not a no-op; we want to make sure that CPPFLAGS is set before we use
+# the += operator on it in src/or/Makefile.am
+CPPFLAGS="$CPPFLAGS -I../common"
+
AC_ARG_ENABLE(debug,
AS_HELP_STRING(--enable-debug, compile with debugging info),
[if test x$enableval = xyes; then