manpage references/typos

sys/man/2/9pcmdbuf

@@ -96,7 +96,7 @@ Whenever
 returns nil, it sets the system error string.
 .PP
 .I Respondcmderror
-resoponds to request
+responds to request
 .I r
 with an error of the form
 `\fIfmt\fB:\fI cmd\fR,'

sys/man/2/memdraw

@@ -271,7 +271,7 @@ returning pointers to the word and byte, respectively,
 that contain the beginning of the data for a given pixel.
 .PP
 .I Allocmemimage
-allocages 
+allocates 
 images with a given rectangle and channel descriptor
 (see 
 .B strtochan

sys/man/2/qball

@@ -47,7 +47,7 @@ Argument
 is the orientation that
 .I redraw
 should examine, represented as a unit Quaternion (see
-.IR quaternion(9.2)).
+.IR quaternion(2)).
 The caller may set it to any orientation.
 It will be updated before each call to
 .I redraw

sys/man/7/scat

@@ -279,7 +279,7 @@ does not change the hardware color map, which
 should be set externally to a grey scale; try the command
 .B getmap gamma
 (see
-.IR getmap (9.1))
+.IR colors (1))
 on an 8-bit color-mapped display.
 .PD
 .SH EXAMPLES