Fix 'endp' -> ' endp'

Automatically done using:

    sed -i '' -e 's/\([^ ]\)endp/\1 endp/g' src/*.md

src/chapter-01.md

@@ -779,7 +779,7 @@ ChecksumLoop:
       pop  si                ;restore C's register variable
       pop  bp
       ret
-_ChecksumChunkendp
+_ChecksumChunk endp
       end
 ```
 

src/chapter-07.md

@@ -289,7 +289,7 @@ PrintStatus:
     int  21h              ;report status
     mov  ah,4ch           ;return to DOS
     int  21h
-Startendp
+Start endp
 
 ; Function to search a buffer of a specified length until either a
 ; specified byte or a zero byte is encountered.
@@ -324,7 +324,7 @@ ByteFound:
                                    ;we found the searched-for byte
       stc                          ;return "found" status
       ret
-SearchMaxLengthendp
+SearchMaxLength endp
       end   Start
 ```
 
@@ -403,7 +403,7 @@ PrintStatus:
 
       mov   ah,4ch           ;return to DOS
       int   21h
-Startendp
+Start endp
 
 ; Function to search a buffer of a specified length until either a
 ; specified byte or a zero byte is encountered.
@@ -468,7 +468,7 @@ ByteFound:
                               ; we found the searched-for byte
      stc                      ;return "found" status
      ret
-SearchMaxLengthendp
+SearchMaxLength endp
      end    Start
 ```
 

src/chapter-09.md

@@ -458,7 +458,7 @@ FindStringDone:
       pop    si
       pop    bp                 ;restore caller's stack frame
 ret
-_FindStringendp
+_FindString endp
       end
 ```
 
@@ -559,7 +559,7 @@ FindStringDone:
       pop         si
       pop         bp         ;restore caller's stack frame
       ret
-_FindStringendp
+_FindString endp
       end
 ```
 
@@ -778,7 +778,7 @@ DivLoop:
                pop   si
                pop   bp        ;restore caller's stack frame
                ret
-_Divendp
+_Div endp
                end
 ```
 

src/chapter-28.md

@@ -197,7 +197,7 @@ DelayLoop:
      int  10h
      mov  ah,4ch
      int  21h
-Startendp
+Start endp
 ;
 ; Draws the image at offset DS:SI to the current image location in
 ; VGA memory.
@@ -233,7 +233,7 @@ DrawImageLoop:
      cmp  al,10h           ;have we done all four planes?
      jnz  DrawImagePlaneLoop
      ret
-DrawImageendp
+DrawImage endp
 ;
 ; Copies the image from its current location in VGA memory into the
 ; buffer at DS:DI.
@@ -274,7 +274,7 @@ GetImageLoop:
      push es
      pop  ds                ;restore original DS
      ret
-GetImageendp
+GetImage endp
 ;
 ; Erases the image at its current location.
 ;
@@ -513,7 +513,7 @@ WaitKeyLoop:
      int    10h                   ;return to text mode
      mov    ah,4ch
      int    21h                   ;done
-Startendp
+Start endp
 ;
 ; Enables set/reset for all planes, and sets the set/reset color
 ; to AL.
@@ -533,7 +533,7 @@ SelectSetResetColor proc near
      mov    al,0fh
      out    dx,al                 ;enable set/reset for all planes
      ret
-SelectSetResetColorendp
+SelectSetResetColor endp
 code ends
 end  Start
 ```
@@ -713,7 +713,7 @@ WaitKeyLoop:
     int  10h                ;return to text mode
     mov  ah,4ch
     int  21h                ;done
-Startendp
+Start endp
 code ends
     end  Start
 ```

src/chapter-29.md

@@ -764,7 +764,7 @@ ColorNumberLoop:
                mov        dx,offset ColorNumbers
                int        21h               ;put up the attribute numbers
                ret
-ColorNumbersUpendp
+ColorNumbersUp endp
 ;
 Start          endp
 Code           ends

src/chapter-30.md

@@ -318,7 +318,7 @@ CountVerticalSyncsLoop:
        int    10h                      ;return to text mode
        mov    ah,4ch
        int    21h                      ;return to DOS
-Startendp
+Start endp
 ;*********************************************************************
 ; Waits for the leading edge of the vertical sync pulse.
 ;
@@ -360,7 +360,7 @@ WaitNotVerticalSync2:
        test   al,08h
        jnz    WaitNotVerticalSync2
        ret
-WaitForVerticalSyncEndendp
+WaitForVerticalSyncEnd endp
 ;*********************************************************************
 ; Sets the start address to the value specifed by StartAddress.
 ; Wait for the trailing edge of vertical sync before setting so that
@@ -904,7 +904,7 @@ endif
      int     10h                         ;return to text mode
      mov     ah,4ch
      int     21h                         ;return to DOS
-Startendp
+Start endp
 ;*********************************************************************
 ; Waits for the leading edge of the vertical sync pulse.
 ;
@@ -997,7 +997,7 @@ SetPelPan     proc     near
      mov      al,[PelPan]
      out      dx,al                       ;load the new Pel Pan setting
      ret
-SetPelPanendp
+SetPelPan endp
 ;*********************************************************************
 ; Sets the scan line the split screen starts after to the scan line
 ; specified by SplitScreenLine.

src/chapter-31.md

@@ -477,7 +477,7 @@ WritePixel proc near
                                         ; the pixel
         mov  es:[di],bl                 ;draw the pixel
         ret
-WritePixelendp
+WritePixel endp
 ;
 ; Reads the color of the pixel at the specified location in 320x400
 ; 256-color mode.
@@ -513,7 +513,7 @@ ReadPixel proc near
                                            ; the pixel
         lodsbyte ptr es:[si]               ;read the pixel
         ret
-ReadPixelendp
+ReadPixel endp
 ;
 ; Waits for the next key and returns it in AX.
 ;
@@ -887,7 +887,7 @@ MAP_SELECT = MAP_SELECT shl 1
         dec     si                     ;count down lines on the screen
         jnz     RowLoop
         ret
-ColorBarsUpendp
+ColorBarsUp endp
 ;
 ; Waits for the next key and returns it in AX.
 ;

src/chapter-32.md

@@ -239,7 +239,7 @@ _Set360x480Mode proc near
       pop     di                ;restore C register vars
       pop     si
       ret
-_Set360x480Modeendp
+_Set360x480Mode endp
 ;
 ; Draws a pixel in the specified color at the specified
 ; location in 360x480 256-color mode.
@@ -289,7 +289,7 @@ _Draw360x480Dot proc near
       pop   si
       pop   bp             ;restore caller's BP
       ret
-_Draw360x480Dotendp
+_Draw360x480Dot endp
 ;
 ; Reads the color of the pixel at the specified
 ; location in 360x480 256-color mode.

src/chapter-43.md

@@ -720,7 +720,7 @@ DrawLoop:
         dec     dx              ;count down the lines of the image
         jnz     DrawLoop
         ret
-DrawObjectendp
+DrawObject endp
 ;
 Code    ends
         end     Start

src/chapter-53.md

@@ -272,7 +272,7 @@ CSDone:
 
      pop      bp;restore stack frame
 ret
--CosSinendp
+-CosSin endp
 ;=====================================================================
 ; Matrix multiplies Xform by SourceVec, and stores the result in
 ; DestVec. Multiplies a 4x4 matrix times a 4x1 matrix; the result
@@ -351,7 +351,7 @@ pop di;restore register variables
 pop si
 pop bp;restore stack frame
 ret
--XformVecendp
+-XformVec endp
 ;=====================================================================
 ; Matrix multiplies SourceXform1 by SourceXform2 and stores the
 ; result in DestXform. Multiplies a 4x4 matrix times a 4x4 matrix;
@@ -475,7 +475,7 @@ pop di;restore register variables
 pop si
 pop bp;restore stack frame
 ret
--ConcatXformsendp
+-ConcatXforms endp
 end
 ```
 

src/chapter-54.md

@@ -704,7 +704,7 @@ endif ;USE386
      pop   si
      pop   bp                             ;restore stack frame
 ret
-_XformVecendp
+_XformVec endp
 
 ;=====================================================================
 ; Matrix multiplies SourceXform1 by SourceXform2 and stores the