--- vendor/github.com/herumi/bls-eth-go-binary/Makefile.orig	2021-09-17 01:34:41 UTC
+++ vendor/github.com/herumi/bls-eth-go-binary/Makefile
@@ -40,6 +40,10 @@ endif
 ifeq ($(CPU),aarch64)
   _ARCH=arm64
 endif
+ifeq ($(OS),freebsd)
+  _OS=freebsd
+  MIN_CFLAGS+=-fPIC
+endif
 ifeq ($(CPU),arm)
   _ARCH=arm
   UNIT=4