leaving it (them) to continue running.
Multiple
.B \-p
-options can be used to attach to many processes.
--p "`pidof PROG`" syntax is supported.
+options can be used to attach to many processes in addition to
+.I command
+(which is optional if at least one
+.B \-p
+option is given).
+.B \-p
+"`pidof PROG`" syntax is supported.
.TP
.BI "\-P " path
Trace only system calls accessing
-.I path.
+.IR path .
Multiple
.B \-P
options can be used to specify several paths.