[cmake] CheckNettle2or3.cmake: Also export NETTLE_FOUND in the PARENT…

…_SCOPE.

NETTLE_FOUND may be used to determine if libnettle should be
linked to other libraries and/or executables.

This fixes a regression from commit 22189ea.
([cmake] CheckNettle2or3.cmake: Convert the macro to a function.)

NEWS.md

@@ -72,6 +72,10 @@
  Affects RFT_LISTDATA, but not RFT_LISTDATA_MULTI.
  * Fixes #413: Exports/Imports table in win32 shell ext page showing blank rows
  * Reported by @ksharperd.
+ * VGM: "YM2139" should be "YM2149".
+ * Affects: v1.4 - v2.3
+ * Fixes #415: Fix name of YM2149 from "YM2139"
+ * Reported by @TheEssem.
 
 ## v2.3 (released 2024/03/03)
 

cmake/libs/CheckNettle2or3.cmake

@@ -6,6 +6,7 @@ FUNCTION(CHECK_NETTLE_2_OR_3)
  FIND_PACKAGE(NETTLE)
  SET(HAVE_NETTLE ${NETTLE_FOUND})
  SET(HAVE_NETTLE ${NETTLE_FOUND} PARENT_SCOPE)
+ SET(NETTLE_FOUND ${NETTLE_FOUND} PARENT_SCOPE)
  IF(HAVE_NETTLE)
  # Check if this is Nettle 3.x.
  # Nettle 3.1 added version.h, which isn't available