===> Building for simutrans-121.0nb11
===> HOSTCXX clipboard_internal.cc
In file included from clipboard_internal.cc:12:
./simsys.h:116:1: error: unknown type name 'FILE'
FILE *dr_fopen(const char *filename, const char *mode);
^
1 error generated.
gmake: *** [common.mk:51: build/default/clipboard_internal.o] Error 1
*** Error code 2

Stop.
bmake[1]: stopped making "all" in /Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/games/simutrans
*** Error code 1

Stop.
bmake: stopped making "all" in /Volumes/data/jenkins/workspace/pkgsrc-macos-trunk-arm64/games/simutrans