Defined in 4 files as a macro:

• contrib/ipfilter/sys/tree.h, line 330 (as a macro)
• contrib/libevent/WIN32-Code/tree.h, line 320 (as a macro)
• crypto/openssh/openbsd-compat/sys-tree.h, line 327 (as a macro)
• sys/sys/tree.h, line 327 (as a macro)

Referenced in 5 files:

• contrib/ipfilter/sys/tree.h, line 617
• contrib/libevent/WIN32-Code/tree.h, line 595
• contrib/ntp/sntp/libevent/WIN32-Code/tree.h, line 595
• crypto/openssh/openbsd-compat/sys-tree.h, line 612
• sys/sys/tree.h, line 645