build(PNG): also unset PNG_INCLUDE_DIR at top of build rx

Signed-off-by: Zach Lewis <[email protected]>
AcademySoftwareFoundation · Oct 23, 2024 · 5a1b086 · 5a1b086
1 parent fadbf84
commit 5a1b086
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/cmake/build_PNG.cmake b/src/cmake/build_PNG.cmake
@@ -18,6 +18,7 @@ string (MAKE_C_IDENTIFIER ${PNG_BUILD_VERSION} PNG_VERSION_IDENT)
 unset (PNG_FOUND)
 unset (PNG_LIBRARIES)
 unset (PNG_INCLUDE_DIRS)
+unset (PNG_INCLUDE_DIR)
 
 build_dependency_with_fetchcontent (PNG
     VERSION         ${PNG_BUILD_VERSION}