From ff1d3efab4ac01652d23a44a0233049a27f9e61f Mon Sep 17 00:00:00 2001
From: Bill Somerville <bill@classdesign.com>
Date: Tue, 15 Jan 2019 12:09:10 +0000
Subject: [PATCH] Changes to support x64 Windows builds in preparation for Qt
 v5.12

---
 CMake/Modules/Findhamlib.cmake | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/CMake/Modules/Findhamlib.cmake b/CMake/Modules/Findhamlib.cmake
index 7eebf1066..98419bda1 100644
--- a/CMake/Modules/Findhamlib.cmake
+++ b/CMake/Modules/Findhamlib.cmake
@@ -47,7 +47,11 @@ if (NOT PC_HAMLIB_FOUND)
 
   # libusb-1.0 has no pkg-config file on Windows so we have to find it
   # ourselves
-  find_library (LIBUSB NAMES usb-1.0 PATH_SUFFIXES MinGW32/dll)
+  if (CMAKE_SIZEOF_VOID_P MATCHES "8")
+    find_library (LIBUSB NAMES usb-1.0 PATH_SUFFIXES MinGW64/dll)
+  else ()
+    find_library (LIBUSB NAMES usb-1.0 PATH_SUFFIXES MinGW32/dll)
+  endif ()
   if (LIBUSB)
     set (hamlib_EXTRA_LIBRARIES ${LIBUSB} ${hamlib_EXTRA_LIBRARIES})
     get_filename_component (hamlib_libusb_path ${LIBUSB} PATH)