Add flags functions which were added to 0.9.8 for fips but not 1.0.0 and
later.
diff --git a/crypto/hmac/hmac.c b/crypto/hmac/hmac.c
index 8c2e36e..45015fe 100644
--- a/crypto/hmac/hmac.c
+++ b/crypto/hmac/hmac.c
@@ -209,3 +209,9 @@
 	return NULL;
 	}
 
+void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags)
+	{
+	EVP_MD_CTX_set_flags(&ctx->i_ctx, flags);
+	EVP_MD_CTX_set_flags(&ctx->o_ctx, flags);
+	EVP_MD_CTX_set_flags(&ctx->md_ctx, flags);
+	}