man: fixed text;

man/sxmsg_rreply.3

@@ -48,9 +48,9 @@ char *buf = sxmsg_rapidbuf(msg);
 int ln = snprintf(buf, MAX_RBBUF_LEN, "(is-done)");
 return sxmsg_rreply(msg, str, ln);
 .SH APPLICATION USAGE
-This function will be useful in RPC functions required to reply ASAP i.e. for getting some data. It RPC function takes a lot of time it's better to use other functions and postponed message processing.
+This function will be useful in RPC functions required to reply ASAP i.e. for getting some data. If RPC function takes a lot of time it's better to use other functions and/or postponed message processing.
 .SH RATIONALE
-Use for lightweight RPC functions, this method may be used only in RPC call i.e. within SNTL thread context.
+Use for lightweight RPC functions, this method can be used only in RPC call i.e. within SNTL thread context.
 .SH COPYRIGHT
 This is a proprietary software. See COPYING for further details.
 .br