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-rw-r--r--configure.ac8
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index c5d08a0285..a4d932dcca 100644
--- a/configure.ac
+++ b/configure.ac
@@ -677,6 +677,14 @@ else
fi
fi
+AC_CHECK_LIB([crypto],[RAND_egd],[],[
+ AC_ARG_WITH([libressl],
+ [AS_HELP_STRING([--with-libressl],[Build with system LibreSSL (default is no; DANGEROUS; NOT SUPPORTED)])],
+ [AC_MSG_WARN([Detected LibreSSL: This is NOT supported, and may break consensus compatibility!])],
+ [AC_MSG_ERROR([Detected LibreSSL: This is NOT supported, and may break consensus compatibility!])]
+ )
+])
+
CFLAGS_TEMP="$CFLAGS"
LIBS_TEMP="$LIBS"
CFLAGS="$CFLAGS $SSL_CFLAGS $CRYPTO_CFLAGS"