Yes, 10.2.0_4 installed by Homebrew ben default on my machine mvh Niels > Den 4. jun. 2021 kl. 15.56 skrev Eli Zaretskii : > >> From: Niels Søndergaard >> Date: Fri, 4 Jun 2021 14:59:54 +0200 >> Cc: Alan Third , >> Niels Søndergaard , >> Konrad Podczeck , >> 48804@debbugs.gnu.org >> >> Now I god this error in the “configure —with-native-compilation” , >> >> checking AppKit/AppKit.h usability... no >> checking AppKit/AppKit.h presence... yes >> configure: WARNING: AppKit/AppKit.h: present but cannot be compiled >> configure: WARNING: AppKit/AppKit.h: check for missing prerequisite headers? >> configure: WARNING: AppKit/AppKit.h: see the Autoconf documentation >> configure: WARNING: AppKit/AppKit.h: section "Present But Cannot Be Compiled" >> configure: WARNING: AppKit/AppKit.h: proceeding with the compiler's result >> configure: WARNING: ## ------------------------------------ ## >> configure: WARNING: ## Report this to bug-gnu-emacs@gnu.org ## >> configure: WARNING: ## ------------------------------------ ## >> checking for AppKit/AppKit.h... no >> configure: error: The include files (AppKit/AppKit.h etc) that >> are required for a Nextstep build are missing or cannot be compiled. >> Either fix this, or re-configure with the option '--without-ns’. >> >> And I didn’t specify “—with-ns” this time > > Was the compiler GCC by any chance?