spelling fixes for canon backend

backend/canon-sane.c

@@ -181,7 +181,7 @@ sane_open (SANE_String_Const devnam, SANE_Handle * handle)
 	  s->gamma_table[i][0] = 0;
 	}
       for (j = 1; j < 4096; ++j)
-	{			/* FS2710 needs inital gamma 2.0 */
+	{			/* FS2710 needs initial gamma 2.0 */
 	  c = (int) (256.0 * pow (((double) j) / 4096.0, 0.5));
 	  for (i = 0; i < 4; i++)
 	    {
@@ -520,7 +520,7 @@ sane_control_option (SANE_Handle handle, SANE_Int option,
 	    }
 	  return SANE_STATUS_GOOD;
 
-	  /* 990320, ss: switch between slider and option menue for resolution */
+	  /* 990320, ss: switch between slider and option menu for resolution */
 	case OPT_HW_RESOLUTION_ONLY:
 	  if (s->val[option].w != *(SANE_Word *) val)
 	    {

backend/canon.c

@@ -55,10 +55,10 @@
    . - sane_open() : open a particular scanner-device and attach_scanner(devicename,&dev)
    . . - sane_set_io_mode : set blocking-mode
    . . - sane_get_select_fd : get scanner-fd
-   . . - sane_get_option_descriptor() : get option informations
+   . . - sane_get_option_descriptor() : get option information
    . . - sane_control_option() : change option values
    . .
-   . . - sane_start() : start image aquisition
+   . . - sane_start() : start image acquisition
    . .   - sane_get_parameters() : returns actual scan-parameters
    . .   - sane_read() : read image-data (from pipe)
    . . - sane_cancel() : cancel operation, kill reader_process
@@ -82,9 +82,9 @@
  . - init_options
  - sane_set_io_mode : set blocking-mode
  - sane_get_select_fd : get scanner-fd
- - sane_get_option_descriptor() : get option informations
+ - sane_get_option_descriptor() : get option information
  - sane_control_option() : change option values
- - sane_start() : start image aquisition
+ - sane_start() : start image acquisition
    - sane_get_parameters() : returns actual scan-parameters
    - sane_read() : read image-data (from pipe)
    - sane_cancel() : cancel operation, kill reader_process