-The \fBscr_dump\fR routine dumps the current contents of the virtual screen
-to the file \fIfilename\fR.
-
-The \fBscr_restore\fR routine sets the virtual screen to the contents
-of \fIfilename\fR, which must have been written using \fBscr_dump\fR. The next
-call to \fBdoupdate\fR restores the screen to the way it looked in the dump
-file.
-
-The \fBscr_init\fR routine reads in the contents of \fIfilename\fR and uses
-them to initialize the \fBcurses\fR data structures about what the terminal
-currently has on its screen. If the data is determined to be valid,
-\fBcurses\fR bases its next update of the screen on this information rather
-than clearing the screen and starting from scratch. \fBscr_init\fR is used
-after \fBinitscr\fR or a \fBsystem\fR call to share
-the screen with another process which has done a \fBscr_dump\fR after its
-\fBendwin\fR call. The data is declared invalid if the terminfo capabilities
-\fBrmcup\fR and \fBnrrmc\fR exist; also if the terminal has been written to
-since the preceding \fBscr_dump\fR call.
-
-The \fBscr_set\fR routine is a combination of \fBscr_restore\fR and
-\fBscr_init\fR. It tells the program that the information in \fIfilename\fR is
+.SS scr_dump
+.PP
+The \fBscr_dump\fP routine dumps the current contents
+of the \fIvirtual screen\fP
+to the file \fIfilename\fP.
+.SS scr_restore
+.PP
+The \fBscr_restore\fP routine sets the \fIvirtual screen\fP to the contents
+of \fIfilename\fP, which must have been written using \fBscr_dump\fP.
+The next call to \fBdoupdate\fP restores
+the \fIphysical screen\fP to the way it looked in the dump file.
+.SS scr_init
+.PP
+The \fBscr_init\fP routine reads in the contents of \fIfilename\fP and uses
+them to initialize the \fBcurses\fP data structures about what the terminal
+currently has on its screen.
+If the data is determined to be valid,
+\fBcurses\fP bases its next update of the screen on this information rather
+than clearing the screen and starting from scratch.
+\fBscr_init\fP is used
+after \fBinitscr\fP(3X) or a \fBsystem\fP(3) call to share
+the screen with another process which has done a \fBscr_dump\fP after its
+\fBendwin\fP(3X) call.
+The data is declared invalid
+.bP
+if the terminfo capabilities \fBrmcup\fP and \fBnrrmc\fP exist, also
+.bP
+if the terminal has been written to since the preceding \fBscr_dump\fP call.
+.SS scr_set
+.PP
+The \fBscr_set\fP routine is a combination of \fBscr_restore\fP and
+\fBscr_init\fP. It tells the program that the information in \fIfilename\fP is