Compares two items (semantics and structure depend on implementation) and returns -1, 0 or 1 depending on wether \fBfirstItem\fP is less than, equal to or greater than \fBsecondItem\fP.
.SH ARGUMENTS
.TP
\fBconst void* firstItem
.br
First item for comparison.
.TP
\fBconst void* secondItem
.br
Second item for comparison.
.SH RETURN ARGUMENT
.TP
\fBint compareResult
.br
-1, 0 or 1, depending on wether \fBfirstItem\fP is less than, equal to or greater than \fBsecondItem\fP.