This was present in yesterday's CVS too. gcc -c -g -O3 -Demacs -I. -DHAVE_CONFIG_H -I/usr/lib/locale/ja/wnn/demo/include -I/usr/local/include -I/usr/local/canna/include -I/usr/dt/include -I/usr/local/X11R6/include /usr/local/devel/xemacs-21.2/src/device.c In file included from /usr/local/devel/xemacs-21.2/src/device.c:34: /usr/local/devel/xemacs-21.2/src/elhash.h:87: warning: `struct Lisp_Hash_Table' declared inside parameter list /usr/local/devel/xemacs-21.2/src/elhash.h:87: warning: its scope is only this definition or declaration, which is probably not what you want. gcc -c -g -O3 -Demacs -I. -DHAVE_CONFIG_H -I/usr/lib/locale/ja/wnn/demo/include -I/usr/local/include -I/usr/local/canna/include -I/usr/dt/include -I/usr/local/X11R6/include /usr/local/devel/xemacs-21.2/src/dired.c In file included from /usr/local/devel/xemacs-21.2/src/dired.c:28: /usr/local/devel/xemacs-21.2/src/elhash.h:87: warning: `struct Lisp_Hash_Table' declared inside parameter list /usr/local/devel/xemacs-21.2/src/elhash.h:87: warning: its scope is only this definition or declaration, which is probably not what you want. gcc -c -g -O3 -Demacs -I. -DHAVE_CONFIG_H -I/usr/lib/locale/ja/wnn/demo/include -I/usr/local/include -I/usr/local/canna/include -I/usr/dt/include -I/usr/local/X11R6/include /usr/local/devel/xemacs-21.2/src/elhash.c In file included from /usr/local/devel/xemacs-21.2/src/elhash.c:28: /usr/local/devel/xemacs-21.2/src/elhash.h:87: warning: `struct Lisp_Hash_Table' declared inside parameter list /usr/local/devel/xemacs-21.2/src/elhash.h:87: warning: its scope is only this definition or declaration, which is probably not what you want. /usr/local/devel/xemacs-21.2/src/elhash.c:929: conflicting types for `reorganize_hash_table' /usr/local/devel/xemacs-21.2/src/elhash.h:87: previous declaration of `reorganize_hash_table' make[1]: *** [elhash.o] Error 1