.I get
with the argument
.IR getr .
-End of input of signaled by returning a negative value.
+End of input is signaled by returning a negative value.
The uncompressed output is written to
.IR w ,
which has the same interface as for
.I Adler32
updates the Adler 32-bit checksum of the
.I n
-butes of data in
+bytes of data in
.IR buf.
The initial value of
.I adler