DEFINE-INVALID(1) General Commands Manual DEFINE-INVALID(1) NNAAMMEE ddeeffiinnee--iinnvvaalliidd - invalid define and undef statements DDEESSCCRRIIPPTTIIOONN define without variable name: 1/2 _b_r_u_c_h eol define without value: 1/2 _b_r_u_c_h eol define without value: 1/2 _b_r_u_c_h eol tdefine without variable name: eol tdefine without value: eol OpenBSD July 4, 2017 OpenBSD