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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index c0b531c81d..babc65fa8f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -403,6 +403,9 @@ AC_DEFUN([ADD_MODULE], [
m4_foreach_w([module], MODULES, [ADD_MODULE([module])])
AC_SUBST(TOR_MODULES_ALL_ENABLED)
+dnl Blake2 check for Equi-X support.
+PKG_CHECK_MODULES([LIBB2], [libb2])
+
dnl check for the correct "ar" when cross-compiling.
dnl (AM_PROG_AR was new in automake 1.11.2, which we do not yet require,
dnl so kludge up a replacement for the case where it isn't there yet.)