$OpenBSD: patch-cmake_FindProj_cmake,v 1.1 2021/03/08 11:08:43 landry Exp $

https://github.com/MapServer/MapServer/issues/6249

Index: cmake/FindProj.cmake
--- cmake/FindProj.cmake.orig
+++ cmake/FindProj.cmake
@@ -6,7 +6,7 @@
 #    PROJ_LIBRARY
 
 
-FIND_PATH(PROJ_INCLUDE_DIR proj_api.h)
+FIND_PATH(PROJ_INCLUDE_DIR proj.h)
 
 FIND_LIBRARY(PROJ_LIBRARY NAMES proj proj_i)
 
