getchar - Get a character
getchar(file_descriptor)
getchar(file:file_descriptor)
This function is used to get the next character from the file
It return a character or null if we are at the end of the file
c = getchar(ct);
Written by Pierre Laplante, <laplante@sednove.com>
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1.0 2014-09-09 21:24:14 laplante@sednove.com