diff -Naur fbpdf-20200617_f590024/fbpdf.1 fbpdf-20200617_f590024.patched/fbpdf.1
--- fbpdf-20200617_f590024/fbpdf.1	2021-09-27 04:15:02.000000000 -0400
+++ fbpdf-20200617_f590024.patched/fbpdf.1	2021-09-27 19:26:45.529385168 -0400
@@ -1,4 +1,4 @@
-.TH "fbpdf" 1       "2018\-01\-05" ""     "General Commands Manual"
+.TH "fbpdf" 1       "2021\-09\-27" ""     "SlackBuilds.org"
 .SH NAME
 .B fbpdf
 \- view PDF files on the frame buffer
@@ -9,6 +9,30 @@
 [\fB\-z\fR \fIzoom_x10\fR]
 [\fB\-p\fR \fIpage_number\fR]
 .I file.pdf
+.br
+.B fbpdf2
+[\fB\-r\fR \fIrotation\fR]
+[\fB\-z\fR \fIzoom_x10\fR]
+[\fB\-p\fR \fIpage_number\fR]
+.I file.pdf
+.br
+.B fbdjvu
+[\fB\-r\fR \fIrotation\fR]
+[\fB\-z\fR \fIzoom_x10\fR]
+[\fB\-p\fR \fIpage_number\fR]
+.I file.djvu
+.SH DESCRIPTION
+.PP
+.B fbpdf
+is a framebuffer PDF viewer, using the mupdf rendering library.
+.br
+.B fbpdf2
+is a framebuffer PDF viewer, using the poppler rendering library.
+.br
+.B fbdjvu
+is a framebuffer DjVu viewer, using the djvulibre rendering library.
+.PP
+All 3 of these take the same options and use the same keyboard commands.
 .SH OPTIONS
 .PP
 \fB\-r\fR \fIrotation\fR	Set rotation to \fIrotation\fR degrees.
@@ -16,10 +40,8 @@
 \fB\-z\fR \fIzoom_x10\fR	Set zoom to ten times \fIzoom_x10\fR percent.
 .br
 \fB\-p\fR \fIpage_number\fR	Open \fIfile.pdf\fR to page \fIpage_number\fR.
-.SH DESCRIPTION
-.PP
-.B fbpdf
-is a framebuffer PDF and djvu viewer.  The following table lists the
+.SH KEYS
+The following table lists the
 key-bindings available in \fBfbpdf\fR.  Most of them accept a numerical prefix;
 for instance, \fB^F\fR tells \fBfbpdf\fR to show the next page while \fB5^F\fR
 tells it to show the fifth next page.
@@ -34,6 +56,7 @@
 o	set page number (for 'G' command only)
 O	set page number and go to current page
 z	zoom; prefix multiplied by 10 (i.e. '15z' = 150%)
+\&=	same as z
 r	set rotation in degrees
 i	print some information
 I	invert colors