From 270120812ef7ed5de2144390570ab149753b0c9e Mon Sep 17 00:00:00 2001
From: "H. Vetinari" <h.vetinari@gmx.com>
Date: Tue, 20 Feb 2024 21:20:06 +1100
Subject: [PATCH] unify spelling of CMAKE_INSTALL_INCLUDEDIR

Following GNUInstallDirs defaults, see also CMake docs:
https://cmake.org/cmake/help/latest/command/install.html
---
 CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e34b2eb..2d3ecfc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -65,8 +65,8 @@ if (NOT DEFINED CMAKE_INSTALL_LIBDIR)
   set(CMAKE_INSTALL_LIBDIR lib)
 endif()
 
-if (NOT DEFINED CMAKE_INSTALL_INCDIR)
-  set(CMAKE_INSTALL_INCDIR include)
+if (NOT DEFINED CMAKE_INSTALL_INCLUDEDIR)
+  set(CMAKE_INSTALL_INCLUDEDIR include)
 endif()
 
 if (UNIX)