Find the next occurance of any of a set of characters in a string and return the character which occurs next. Print useful message and exit. The Regents of the University of California, All Rights Reserved. Written by Matthew W. Craig. Set to 0 to use hardware font, -1 to use vector.
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The Regents of the University of California, All Rights Reserved. Written by Matthew W. Craig. Count number of occurrences of a substring in a string. The string in which to count occurences. Overlapping occurances are not counted separately.