diff --git a/wscript b/wscript
index 168fa88..e5a4091 100644
--- a/wscript
+++ b/wscript
@@ -1,15 +1,20 @@
 import sys
 
+
 def options(opt):
     opt.load('asm compiler_c')
 
+
 def configure(conf):
     conf.load('asm compiler_c')
+    conf.check_cc(header_name='openssl/sha.h')
+
 
 def build(bld):
     bld.program(
         source='pic-linux.c',
-        target='pic-linux')
+        target='pic-linux',
+        lib=['ssl', 'crypto'])
 
     # bld(features='nasm',
     #     source='scrap.asm',