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Testing for Hyperlink CapabilitiesTesting for Hyperlink Capabilities — Checking whether the library supports hyperlinks |
Before calling Glk hyperlink functions, you should use the gestalt selectors
gestalt_Hyperlinks
and gestalt_HyperlinkInput
.
#define GLK_MODULE_HYPERLINKS
If you are writing a C program, you can perform a preprocessor test for the
existence of GLK_MODULE_HYPERLINKS
. If this is defined, so are all the
functions and constants described in this section. If not, not.