Defined in 2 files as a macro:

• bsd/netinet/tcp_var.h, line 266 (as a macro)
• bsd/netinet/tcp_var.h, line 851 (as a macro)

Referenced in 5 files:

• bsd/netinet/tcp_input.c, line 5419
• bsd/netinet/tcp_output.c
  • line 328
  • line 1491
• bsd/netinet/tcp_subr.c, line 1066
• bsd/netinet/tcp_timer.c, line 1172
• bsd/netinet/tcp_var.h
  • line 680
  • line 681