1RV-ARGS(3) - Library Functions Manual 2 3# NAME 4 5**Rv-args** - arguments to the return value macro 6 7# RETURN VALUES 8 9no arguments: 10Upon successful completion, the value 0 is returned; otherwise the value -1 is returned and the global variable *errno* is set to indicate the error. 11 12one argument: 13The **one**() function returns the value 0 if successful; otherwise the value -1 is returned and the global variable *errno* is set to indicate the error. 14 15two arguments: 16The **one**() and **two**() functions return the value 0 if successful; otherwise the value -1 is returned and the global variable *errno* is set to indicate the error. 17 18OpenBSD - July 4, 2017 19