Merge branch 'to500' into NetHack-next

README

@@ -18,7 +18,7 @@ Along with the game improvements and bug fixes, NetHack 5.0 strives to make
 some general architectural improvements to the game or to its building
 process. Among them, 5.0 has:
 
- *  The source code is standard C99.
+ *  The source code is compliant with the C99 standard.
 
  *  removes barriers to building NetHack on one platform and operating system,
     for later execution on another (possibly quite different) platform and/or

doc/Guidebook.mn

@@ -6820,7 +6820,7 @@ been released as version 4.0.
 NetHack 5.0.0 was released on May 2, 2026.
 .pg
 The source code for NetHack 5.0.0 was modified and modernized to be
-compliant with standard C99. The 5.0.0 release contained over 3100 fixes,
+compliant with the C99 standard. The 5.0.0 release contained over 3100 fixes,
 changes, and updated features.
 .pg
 NetHack 5.0 was the first version to replace the lex and yacc level

doc/Guidebook.tex

@@ -7578,7 +7578,7 @@ been released as version 4.0.
 %.pg
 \medskip
 The source code for \textit{NetHack} 5.0.0 was modified and modernized to be
-compliant with standard C99. The 5.0.0 release contained over 3100 fixes,
+compliant with the C99 standard. The 5.0.0 release contained over 3100 fixes,
 changes, and updated features.
 
 %.pg

include/patchlevel.h

@@ -67,7 +67,7 @@
 /*
  *  NetHack 5.0.0, May 2, 2026
  *
- *  Sources changed to C99.
+ *  Sources changed to be compliant with the C99 standard.
  *  level compiler, dungeon compiler, and quest text all replaced with
  *    Lua alternatives.
  *  Refer to doc/fixes5-0-0.txt for a complete list of fixes and changes.