* configure.in: Check for windows.h, not Windows.h.

* configure: Regenerate.
	* plugin.c: Include windows.h, not Windows.h.

ld/ChangeLog

@@ -1,3 +1,9 @@
+2011-03-28  Joseph Myers  <joseph@codesourcery.com>
+
+	* configure.in: Check for windows.h, not Windows.h.
+	* configure: Regenerate.
+	* plugin.c: Include windows.h, not Windows.h.
+
 2011-03-25  Eric B. Weddington  <eric.weddington@atmel.com>
 
 	* Makefile.in: Regenerate.

ld/configure

@@ -16452,11 +16452,11 @@ done
 
 # We also support plugins on Windows (MinGW).
 if test x$enable_plugins = xno ; then
-  for ac_header in Windows.h
+  for ac_header in windows.h
 do :
-  ac_fn_c_check_header_compile "$LINENO" "Windows.h" "ac_cv_header_Windows_h" "$ac_includes_default
+  ac_fn_c_check_header_compile "$LINENO" "windows.h" "ac_cv_header_windows_h" "$ac_includes_default
 "
-if test "x$ac_cv_header_Windows_h" = x""yes; then :
+if test "x$ac_cv_header_windows_h" = x""yes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_WINDOWS_H 1
 _ACEOF

ld/configure.in

@@ -173,7 +173,7 @@ AC_SEARCH_LIBS([dlopen],[dl],[],[enable_plugins=no],[])
 AC_CHECK_FUNCS([dlopen dlsym dlclose],[],[enable_plugins=no])
 # We also support plugins on Windows (MinGW).
 if test x$enable_plugins = xno ; then
-  AC_CHECK_HEADERS([Windows.h],[enable_plugins=yes],[],[AC_INCLUDES_DEFAULT])
+  AC_CHECK_HEADERS([windows.h],[enable_plugins=yes],[],[AC_INCLUDES_DEFAULT])
 fi
 AM_CONDITIONAL([ENABLE_PLUGINS], [test x$enable_plugins = xyes])
 

ld/plugin.c

@@ -33,7 +33,7 @@
 #include "plugin-api.h"
 #include "elf-bfd.h"
 #if !defined (HAVE_DLFCN_H) && defined (HAVE_WINDOWS_H)
-#include <Windows.h>
+#include <windows.h>
 #endif
 
 /* Report plugin symbols.  */