list the \fItarget\fR dependencies, i.e. those to be installed into \fBROOT\fR.
For EAPIs that do not support \fBHDEPEND\fR, the \fBemerge\fR(1) flag
\fI\-\-root-deps\fR controls what the package manager installs there.
+Without it, \fBemerge\fR defaults to install only runtime dependencies (i.e.
+\fBRDEPEND\fR and \fBPDEPEND\fR) into \fBROOT\fR.
.PP
See section \fBVARIABLES\fR for more information about the \fBDEPEND\fR,
\fBRDEPEND\fR and \fBHDEPEND\fR variables.