add ACC macro for Associated C Compiler (dlang#3609)

Author: WalterBright

dlang.org.ddoc

@@ -1,6 +1,7 @@
 _=Macros for the dlang.org site look and feel. Please keep sorted by name. Multiline macros should keep one _= line before and after for clarity. Also, one _= line should be present when the first letter changes. (The "_="" is needed so there's no extra newline after the last macro defined in a group.)
 
 ACRONYM = <acronym title="$+">$1</acronym> ($+)
+ACC = $(GLOSSARY2 acc, Associated C Compiler)
 ASSIGNEXPRESSION = $(GLINK2 expression, AssignExpression)
 _=
 

spec/importc.dd

@@ -78,7 +78,7 @@ $(H2 $(LNAME2 dialect, ImportC Dialect))
 
     $(IMPLEMENTATION_DEFINED Adjustment to the ImportC dialect is made to match the
     behavior of the C compiler that the D compiler is matched to,
-    i.e. the $(DDSUBLINK glossary, acc, Associated C Compiler).
+    i.e. the $(ACC).
     )
 
     $(P Further adjustment is made to take advantage of some of the D
@@ -132,7 +132,7 @@ $(H2 $(LNAME2 preprocessor, Preprocessor))
     $(P ImportC does not have a preprocessor. It is designed to compile C
     files after they have been first run through the C preprocessor.
     ImportC can automatically run the C preprocessor associated with the
-    Associated C Compiler, or a preprocessor can be run manually.
+    $(ACC), or a preprocessor can be run manually.
     )
 
     $(H3 $(LNAME2 auto-cpp, Running the Preprocessor Automatically))

spec/windows.dd

@@ -10,8 +10,8 @@ $(P This covers Windows programming with 32 bit OMF, 32 bit Mscoff,
 
 $(H2 $(LNAME2 mscoff, Windows 32 and 64 bit MSCOFF Programs))
 
-    $(P 32 bit and 64 bit MSCOFF programs use the Microsoft Visual C/C++ compiler as the Associated
-    C Compiler, generate object files in the MSCOFF format, and use the Microsoft linker
+    $(P 32 bit and 64 bit MSCOFF programs use the Microsoft Visual C/C++ compiler as the $(ACC),
+    generate object files in the MSCOFF format, and use the Microsoft linker
     to link them.
     )
 
@@ -25,7 +25,7 @@ $(H2 $(LNAME2 omf, Windows 32 bit OMF Programs))
 
     $(P 32 bit OMF programs use the
     $(LINK2 https://www.digitalmars.com/download/freecompiler.html, Digital Mars C/C++ compiler)
-    as the Associated C Compiler, generate object files in the OMF format, and use the
+    as the $(ACC), generate object files in the OMF format, and use the
     $(LINK2 https://www.digitalmars.com/ctg/optlink.html, Optlink linker)
     to link them.
     )