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key_defined(3X) Library calls key_defined(3X) NAME key_defined - obtain key code for an ncurses function key definition SYNOPSIS #include <curses.h> int key_defined(const char * definition); DESCRIPTION The key_defined ncurses extension permits a curses application to de- termine the function key code, if any, to which the string definition is bound. RETURN VALUE key_defined returns the first key code to which definition is bound if any exists. If none does, it returns 0. If definition is a prefix of another bound definition, key_defined returns -1. EXTENSIONS key_defined is an ncurses extension. PORTABILITY Applications employing ncurses extensions should condition their use on the visibility of the NCURSES_VERSION preprocessor macro. AUTHORS Thomas Dickey SEE ALSO curses(3X), define_key(3X), keybound(3X), keyok(3X) ncurses 6.6 2025-10-04 key_defined(3X)
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUE | EXTENSIONS | PORTABILITY | AUTHORS | SEE ALSO
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