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Acorn User 10
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Gdbm_
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FirstKey
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1997-07-15
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228b
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9 lines
Gdbm_FirstKey
#Parent Gdbm_
=> R0 = file handle from <Gdbm_Open>or <Gdbm_OpenIn>
R1 = pointer to buffer
R2 = length of buffer
<= R0 = length of keyword, or -1 if no keywords exist
Returns the first keyword from the database.