pub unsafe extern "C" fn ruby_unsetenv(key: *const c_char)Expand description
Deletes the passed environment variable, if any.
ยง@param[in] key An environment variable.
@exception rb_eSystemCallError unsetenv(3) failed for some reason.
@post Environment variable key does not exist.
Generated by rb-sys for Ruby mri-x86_64-linux-gnu-3.2.3