11.9: How do I get the file descriptor from a stdio FILE pointer?
Description
This article is from the Apple II GNO FAQ, by Devin Reade with numerous contributions by others.
11.9: How do I get the file descriptor from a stdio FILE pointer?
A#11.9: Use the fileno() macro.
This is defined in <stdio.h> as of GNO v2.0.6. For earlier
versions you will have to add it in yourself. The proper
macro definition for the ORCA/C headers is:
#define fileno(p) ((p)->_file)
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