From: Sebastian Ramacher <s.ramacher@gmx.at>
Date: Mon, 16 Apr 2018 01:02:08 +0200
Subject: fix build issues if built without optimization.

If built with -O0 the call to size won't be inlined and thus _fastmath cannot
be loaded due to an unresolved symbol.
Last-Update: 2011-11-16
Forwarded: http://lists.dlitz.net/pipermail/pycrypto/2011q4/000514.html
---
 src/_fastmath.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/_fastmath.c b/src/_fastmath.c
index b8b24b6..fe76522 100644
--- a/src/_fastmath.c
+++ b/src/_fastmath.c
@@ -1109,7 +1109,7 @@ cleanup:
 
 
 
-INLINE size_t size (mpz_t n)
+static INLINE size_t size (mpz_t n)
 {
 	return mpz_sizeinbase (n, 2);
 }