patch 7.4.1897
Problem:    Various typos, long lines and style mistakes.
Solution:   Fix the typos, wrap lines, improve style.
diff --git a/src/INSTALL b/src/INSTALL
index 521d058..a827fa1 100644
--- a/src/INSTALL
+++ b/src/INSTALL
@@ -11,7 +11,7 @@
 
 See INSTALLami.txt              for Amiga
 See INSTALLmac.txt              for Macintosh
-See INSTALLpc.txt               for PC (MS-DOS, Windows 95/98/NT/XP)
+See INSTALLpc.txt               for PC (Windows 95/98/NT/XP/Vista/7/8/10)
 See INSTALLvms.txt              for VMS
 See INSTALLx.txt		for cross-compiling on Unix
 See ../README_390.txt           for OS/390 Unix