One more thing for macOS (Issue #5116)

diff --git a/INSTALL.md b/INSTALL.md
index b429c1ca6c0a5dfe5c87655cd187ed87a5632d40..ba5ab72538015714a261442359ada102ae14f52c 100644 (file)
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -20,6 +20,9 @@ does not endorse or support third-party support software for CUPS.
 >
 > c. software updates will often replace parts of your local installation,
 >    potentially rendering your system unusable.
+>
+> Apple only supports using the Clang supplied with Xcode to build CUPS on
+> macOS.
 
 
 BEFORE YOU BEGIN