Get rid of retail definitions of HAVE_STRDUP and HAVE_VSNPRINTF in

some of the Windows-only makefiles; the correct place to assert these
things is pg_config.h.win32.  Per bug #2677.

src/bin/pg_config/win32.mak

@@ -53,7 +53,7 @@ CLEAN :
 CPP_PROJ=/nologo $(OPT) /W3 /EHsc /D "WIN32" $(DEBUGDEF) /D "_CONSOLE" /D\
  "_MBCS" /Fp"$(INTDIR)\pg_config.pch" /Fo"$(INTDIR)\\" /Fd"$(INTDIR)\\" /FD /c \
  /I ..\..\include /I ..\..\interfaces\libpq /I ..\..\include\port\win32 \
- /I ..\..\include\port\win32_msvc /D "HAVE_STRDUP" /D "FRONTEND" \
+ /I ..\..\include\port\win32_msvc /D "FRONTEND" \
  /D "_CRT_SECURE_NO_DEPRECATE"
 
 CPP_OBJS=$(INTDIR)/

src/bin/pg_dump/win32.mak

@@ -32,7 +32,7 @@ CPP_PROJ=/nologo $(OPT) /W3 /EHsc /D "WIN32" $(DEBUGDEF) /D "_CONSOLE" /D\
  "_MBCS" /Fp"$(INTDIR)\pg_dump.pch" /Fo"$(INTDIR)\\" /Fd"$(INTDIR)\\" /FD /c \
  /I ..\..\include /I ..\..\interfaces\libpq /I ..\..\include\port\win32 \
  /I ..\..\include\port\win32_msvc /I ..\..\backend \
- /D "HAVE_STRDUP" /D "FRONTEND" /D "_CRT_SECURE_NO_DEPRECATE"
+ /D "FRONTEND" /D "_CRT_SECURE_NO_DEPRECATE"
 
 CPP_OBJS=$(INTDIR)/
 CPP_SBRS=.

src/bin/psql/bcc32.mak

@@ -82,7 +82,7 @@ LIBRARIES	= cw32mt.lib ..\..\interfaces\libpq\$(LIBPG_DIR)\blibpq.lib
 
 .path.obj = $(INTDIR)
 
-USERDEFINES = WIN32;_CONSOLE;_MBCS;HAVE_STRDUP
+USERDEFINES = WIN32;_CONSOLE;_MBCS
 
 ALL : sql_help.h psqlscan.c "..\..\port\pg_config_paths.h" "$(OUTDIR)\psql.exe"
 

src/bin/psql/win32.mak

@@ -30,7 +30,7 @@ CPP_PROJ=/nologo $(OPT) /W3 /EHsc /D "WIN32" $(DEBUGDEF) /D "_CONSOLE" /D\
  "_MBCS" /Fp"$(INTDIR)\psql.pch" /Fo"$(INTDIR)\\" /Fd"$(INTDIR)\\" /FD /c \
  /I ..\..\include /I ..\..\interfaces\libpq /I ..\..\include\port\win32 \
  /I ..\..\include\port\win32_msvc /I ..\pg_dump /I ..\..\backend \
- /D "HAVE_STRDUP" /D "FRONTEND" /D "_CRT_SECURE_NO_DEPRECATE"
+ /D "FRONTEND" /D "_CRT_SECURE_NO_DEPRECATE"
 
 CPP_OBJS=$(INTDIR)/
 CPP_SBRS=.

src/include/pg_config.h.win32

@@ -529,7 +529,7 @@
 #define HAVE_UTIME_H 1
 
 /* Define to 1 if you have the `vsnprintf' function. */
-/* #undef HAVE_VSNPRINTF */
+#define HAVE_VSNPRINTF 1
 
 /* Define to 1 if you have the `waitpid' function. */
 /* #undef HAVE_WAITPID */

src/interfaces/libpq/bcc32.mak

@@ -59,7 +59,7 @@ INTDIR=.\Release
 
 OUTFILENAME=blibpq
 
-USERDEFINES=FRONTEND;NDEBUG;WIN32;_WINDOWS;HAVE_VSNPRINTF;HAVE_STRDUP;
+USERDEFINES=FRONTEND;NDEBUG;WIN32;_WINDOWS
 
 CPP=bcc32.exe
 CPP_PROJ = -I$(BCB)\include;..\..\include;..\..\include\port\win32;..\..\include\port\win32_msvc;..\..\port -n"$(INTDIR)" -WD -c -D$(USERDEFINES) -tWM \

src/interfaces/libpq/win32.mak

@@ -124,7 +124,7 @@ pg_config_paths.h: win32.mak
 CPP_PROJ=/nologo /W3 /EHsc $(OPT) /I "..\..\include" /I "..\..\include\port\win32" /I "..\..\include\port\win32_msvc" /I "..\..\port" /I. /D "FRONTEND" $(DEBUGDEF) /D\
  "WIN32" /D "_WINDOWS" /Fp"$(INTDIR)\libpq.pch" \
  /Fo"$(INTDIR)\\" /Fd"$(INTDIR)\\" /FD /c  \
- /D "HAVE_VSNPRINTF" /D "HAVE_STRDUP" /D "_CRT_SECURE_NO_DEPRECATE"
+ /D "_CRT_SECURE_NO_DEPRECATE"
 
 !IFDEF USE_SSL
 CPP_PROJ=$(CPP_PROJ) /D USE_SSL