zzero.3 - libzahl - big integer library
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       zzero.3 (333B)
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            1 .TH ZZERO 3 libzahl
            2 .SH NAME
            3 zzero - Check whether a big integer is zero
            4 .SH SYNOPSIS
            5 .nf
            6 #include <zahl.h>
            7 
            8 int zzero(z_t \fIa\fP);
            9 .fi
           10 .SH DESCRIPTION
           11 .B zzero
           12 checks whether
           13 .I a
           14 is zero.
           15 .SH RETURN VALUE
           16 .B zzero
           17 returns 1 if
           18 .I a
           19 is zero, and 0 otherwise.
           20 .SH SEE ALSO
           21 .BR zsignum (3),
           22 .BR zeven (3),
           23 .BR zodd (3),
           24 .BR zcmp (3)