From 1994520e75e581f3e8899779f6f70961258e6c0d Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Sat, 2 Nov 2019 00:48:59 +0100
Subject: Windows: when building for EFI bootloader, don't make calls to
 RDRAND/RDSEED functions since we don't link against their implementation in
 EFI bootloader

---
 src/Crypto/cpu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/Crypto/cpu.c b/src/Crypto/cpu.c
index 78cc715a..53912799 100644
--- a/src/Crypto/cpu.c
+++ b/src/Crypto/cpu.c
@@ -387,7 +387,7 @@ void DetectX86Features()
 			}
 		}
 	}
-
+#ifndef _UEFI
 	/* Add check fur buggy RDRAND (AMD Ryzen case) even if we always use RDSEED instead of RDRAND when RDSEED available */
 	if (g_hasRDRAND)
 	{
@@ -412,6 +412,7 @@ void DetectX86Features()
 			g_hasRDSEED = 0;
 		}
 	}
+#endif
 
 	if (!g_cacheLineSize)
 		g_cacheLineSize = CRYPTOPP_L1_CACHE_LINE_SIZE;
-- 
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