patch 8.0.1124: use of MZSCHEME_VER is unclear

Problem:    Use of MZSCHEME_VER is unclear.
Solution:   Add a comment. (Ken Takata)
diff --git a/src/Make_cyg_ming.mak b/src/Make_cyg_ming.mak
index de2c5df..23c0318 100644
--- a/src/Make_cyg_ming.mak
+++ b/src/Make_cyg_ming.mak
@@ -221,6 +221,8 @@
 #	  MZSCHEME=[Path to MzScheme directory] (Set inside Make_cyg.mak or Make_ming.mak)
 #	  DYNAMIC_MZSCHEME=yes (to load the MzScheme DLL dynamically)
 #	  MZSCHEME_VER=[MzScheme version] (default is 3m_a0solc (6.6))
+#	  	Used for the DLL file name. E.g.:
+#	  	C:\Program Files (x86)\Racket\lib\libracket3m_XXXXXX.dll
 #	  MZSCHEME_DEBUG=no
 ifdef MZSCHEME
 ifndef DYNAMIC_MZSCHEME
diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index 33d6dcb..586d36b 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -47,7 +47,9 @@
 #	MzScheme interface:
 #	  MZSCHEME=[Path to MzScheme directory]
 #	  DYNAMIC_MZSCHEME=yes (to load the MzScheme DLLs dynamically)
-#	  MZSCHEME_VER=[version, 205_000, ...] (default is 3m_a0solc (6.6))
+#	  MZSCHEME_VER=[MzScheme version] (default is 3m_a0solc (6.6))
+#	  	Used for the DLL file name. E.g.:
+#	  	C:\Program Files (x86)\Racket\lib\libracket3m_XXXXXX.dll
 #	  MZSCHEME_DEBUG=no
 #
 #	Perl interface:
diff --git a/src/version.c b/src/version.c
index 03431c7..654c35d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1124,
+/**/
     1123,
 /**/
     1122,