Drop NT4 support.

	* autoload.cc (DnsQuery_A): Fatal if not available.
	(DnsRecordListFree): Ditto.
	(DsGetDcNameW): Ditto.
	(NetGetAnyDCName): Remove.
	(NetGetDCName): Remove.
	(EnumProcessModules): Fatal if not available.
	(GetModuleFileNameExW): Ditto.
	(GetModuleInformation): Ditto.
	(GetProcessMemoryInfo): Ditto.
	(QueryWorkingSet): Ditto.
	(LsaRegisterLogonProcess): Ditto.
	* fenv.cc (_feinitialise): Drop supports_sse condition.
	* fhandler_disk_file.cc (path_conv::isgood_inode): Fix comment.
	(fhandler_base::fstat_by_name): Drop has_fileid_dirinfo condition.
	(fhandler_disk_file::opendir): Ditto.
	* fhandler_netdrive.cc (fhandler_netdrive::readdir): Fix comment.
	* fhandler_proc.cc (format_proc_partitions): Drop NT4-only code.
	* fhandler_process.cc (get_process_state): Ditto.
	* kernel32.cc (GetWindowsDirectoryW): Remove.
	(GetWindowsDirectoryA): Remove.
	* miscfuncs.cc (nice_to_winprio): Drop NT4-only code.
	* mount.cc (fs_info::update): Fix comments.
	* net.cc (get_2k_ifs): Drop NT4-only code.
	* sec_auth.cc (get_logon_server): Ditto.
	(lsaauth): Drop NT4-specific error handling.
	* security.cc (alloc_sd): Set SE_DACL_PROTECTED unconditionally.
	* select.cc (select_stuff::wait): Always use MWMO_INPUTAVAILABLE.
	(peek_windows): Drop NT4-only condition in call to PeekMessage.
	* syscalls.cc (gethostid): Remove NT4-only workaround.
	* wincap.cc: Througout, drop has_dacl_protect,
	has_broken_if_oper_status, has_process_io_counters,
	has_terminal_services, has_extended_priority_class, has_guid_volumes,
	has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse from
	wincaps.
	(wincap_nt4sp4): Remove.
	(wincap_minimal): Set to wincap_2000.
	(wincapc::init): Rely on availability of OSVERSIONINFOEX structure.
	Treat error from GetVersionEx as fatal.  Treat NT4 as fatal.
	* wincap.h (struct wincaps): Drop has_dacl_protect,
	has_broken_if_oper_status, has_process_io_counters,
	has_terminal_services, has_extended_priority_class, has_guid_volumes,
	has_fileid_dirinfo, has_mwmo_inputavailable and supports_sse flags
	and methods.
	* winlean.h (GetWindowsDirectoryW) Define as GetSystemWindowsDirectoryW.
	(GetWindowsDirectoryA): Define as GetSystemWindowsDirectoryA.

1 files changed, 9 insertions, 16 deletions

diff --git a/winsup/cygwin/autoload.cc b/winsup/cygwin/autoload.cc
index 54c4cab32..53812e06b 100644
--- a/winsup/cygwin/autoload.cc
+++ b/winsup/cygwin/autoload.cc
@@ -383,8 +383,8 @@ LoadDLLfunc (RegisterEventSourceW, 8, advapi32)
 LoadDLLfunc (ReportEventW, 36, advapi32)
 #endif
 
-LoadDLLfuncEx2 (DnsQuery_A, 24, dnsapi, 1, 127) // ERROR_PROC_NOT_FOUND
-LoadDLLfuncEx (DnsRecordListFree, 8, dnsapi, 1)
+LoadDLLfunc (DnsQuery_A, 24, dnsapi)
+LoadDLLfunc (DnsRecordListFree, 8, dnsapi)
 
 // 50 = ERROR_NOT_SUPPORTED.  Returned if OS doesn't support iphlpapi funcs
 LoadDLLfuncEx2 (GetAdaptersAddresses, 20, iphlpapi, 1, 50)
@@ -407,10 +407,8 @@ LoadDLLfunc (WNetGetResourceInformationA, 16, mpr)
 LoadDLLfunc (WNetOpenEnumA, 20, mpr)
 
 /* 127 == ERROR_PROC_NOT_FOUND */
-LoadDLLfuncEx2 (DsGetDcNameW, 24, netapi32, 1, 127)
+LoadDLLfunc (DsGetDcNameW, 24, netapi32)
 LoadDLLfunc (NetApiBufferFree, 4, netapi32)
-LoadDLLfunc (NetGetAnyDCName, 12, netapi32)
-LoadDLLfunc (NetGetDCName, 12, netapi32)
 LoadDLLfunc (NetUserGetGroups, 28, netapi32)
 LoadDLLfunc (NetUserGetInfo, 16, netapi32)
 LoadDLLfunc (NetUserGetLocalGroups, 32, netapi32)
@@ -423,22 +421,17 @@ LoadDLLfunc (RtlSetCurrentTransaction, 4, ntdll)
 
 LoadDLLfunc (CoTaskMemFree, 4, ole32)
 
-LoadDLLfuncEx (EnumProcessModules, 16, psapi, 1)
-LoadDLLfuncEx (GetModuleFileNameExW, 16, psapi, 1)
-LoadDLLfuncEx (GetModuleInformation, 16, psapi, 1)
-LoadDLLfuncEx (GetProcessMemoryInfo, 12, psapi, 1)
-LoadDLLfuncEx (QueryWorkingSet, 12, psapi, 1)
+LoadDLLfunc (EnumProcessModules, 16, psapi)
+LoadDLLfunc (GetModuleFileNameExW, 16, psapi)
+LoadDLLfunc (GetModuleInformation, 16, psapi)
+LoadDLLfunc (GetProcessMemoryInfo, 12, psapi)
+LoadDLLfunc (QueryWorkingSet, 12, psapi)
 
 LoadDLLfunc (LsaDeregisterLogonProcess, 4, secur32)
 LoadDLLfunc (LsaFreeReturnBuffer, 4, secur32)
 LoadDLLfunc (LsaLogonUser, 56, secur32)
 LoadDLLfunc (LsaLookupAuthenticationPackage, 12, secur32)
-/* secur32 functions return NTSTATUS values.  However, the error code must
-   fit in 16 bits , see LoadDLLprime.
-   The calling function, lsaauth(), checks for STATUS_SUCCESS (0), so we
-   simply return some arbitrary non-0 value (127 == ERROR_PROC_NOT_FOUND)
-   from here, if the function can't be loaded. */
-LoadDLLfuncEx2 (LsaRegisterLogonProcess, 12, secur32, 1, 127)
+LoadDLLfunc (LsaRegisterLogonProcess, 12, secur32)
 
 LoadDLLfunc (SHGetDesktopFolder, 4, shell32)