diff --git a/CMakeLists.txt b/CMakeLists.txt
index d733aa7a097efef366879d8415411f13da895dde..10732bcaa0accc4b51ed88440028474397cf79dd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -146,7 +146,6 @@ if(KWSYS_STANDALONE OR CMake_SOURCE_DIR)
   set(KWSYS_USE_SystemTools 1)
   set(KWSYS_USE_CommandLineArguments 1)
   set(KWSYS_USE_Terminal 1)
-  set(KWSYS_USE_IOStream 1)
   set(KWSYS_USE_FStream 1)
   set(KWSYS_USE_String 1)
   set(KWSYS_USE_SystemInformation 1)
@@ -399,28 +398,6 @@ if(KWSYS_USE_Encoding)
     "Checking whether wstring is available" DIRECT)
 endif()
 
-if(KWSYS_USE_IOStream)
-  # Determine whether iostreams support long long.
-  if(KWSYS_CXX_HAS_LONG_LONG)
-    KWSYS_PLATFORM_CXX_TEST(KWSYS_IOS_HAS_ISTREAM_LONG_LONG
-      "Checking if istream supports long long" DIRECT)
-    KWSYS_PLATFORM_CXX_TEST(KWSYS_IOS_HAS_OSTREAM_LONG_LONG
-      "Checking if ostream supports long long" DIRECT)
-  else()
-    set(KWSYS_IOS_HAS_ISTREAM_LONG_LONG 0)
-    set(KWSYS_IOS_HAS_OSTREAM_LONG_LONG 0)
-  endif()
-  if(KWSYS_CXX_HAS___INT64)
-    KWSYS_PLATFORM_CXX_TEST(KWSYS_IOS_HAS_ISTREAM___INT64
-      "Checking if istream supports __int64" DIRECT)
-    KWSYS_PLATFORM_CXX_TEST(KWSYS_IOS_HAS_OSTREAM___INT64
-      "Checking if ostream supports __int64" DIRECT)
-  else()
-    set(KWSYS_IOS_HAS_ISTREAM___INT64 0)
-    set(KWSYS_IOS_HAS_OSTREAM___INT64 0)
-  endif()
-endif()
-
 if(KWSYS_NAMESPACE MATCHES "^kwsys$")
   set(KWSYS_NAME_IS_KWSYS 1)
 else()
@@ -672,14 +649,6 @@ if(KWSYS_USE_SystemInformation)
     set_property(SOURCE SystemInformation.cxx testSystemInformation.cxx APPEND PROPERTY
       COMPILE_DEFINITIONS KWSYS_USE_LONG_LONG=1)
   endif()
-  if(KWSYS_IOS_HAS_OSTREAM_LONG_LONG)
-    set_property(SOURCE SystemInformation.cxx testSystemInformation.cxx APPEND PROPERTY
-      COMPILE_DEFINITIONS KWSYS_IOS_HAS_OSTREAM_LONG_LONG=1)
-  endif()
-  if(KWSYS_IOS_HAS_OSTREAM___INT64)
-    set_property(SOURCE SystemInformation.cxx testSystemInformation.cxx APPEND PROPERTY
-      COMPILE_DEFINITIONS KWSYS_IOS_HAS_OSTREAM___INT64=1)
-  endif()
   if(KWSYS_BUILD_SHARED)
     set_property(SOURCE SystemInformation.cxx APPEND PROPERTY
       COMPILE_DEFINITIONS KWSYS_BUILD_SHARED=1)
@@ -734,7 +703,7 @@ set(KWSYS_HXX_FILES Configure String)
 # Add selected C++ classes.
 set(cppclasses
   Directory DynamicLoader Encoding Glob RegularExpression SystemTools
-  CommandLineArguments IOStream FStream SystemInformation ConsoleBuf
+  CommandLineArguments FStream SystemInformation ConsoleBuf
   )
 foreach(cpp ${cppclasses})
   if(KWSYS_USE_${cpp})
diff --git a/IOStream.cxx b/IOStream.cxx
deleted file mode 100644
index e21f87d4539234588f873b1e5270e42b5258ce48..0000000000000000000000000000000000000000
--- a/IOStream.cxx
+++ /dev/null
@@ -1,255 +0,0 @@
-/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
-   file Copyright.txt or https://cmake.org/licensing#kwsys for details.  */
-#include "kwsysPrivate.h"
-#include KWSYS_HEADER(Configure.hxx)
-
-// Include the streams library.
-#include <iostream>
-#include KWSYS_HEADER(IOStream.hxx)
-
-// Work-around CMake dependency scanning limitation.  This must
-// duplicate the above list of headers.
-#if 0
-#  include "Configure.hxx.in"
-#  include "IOStream.hxx.in"
-#endif
-
-// Implement the rest of this file only if it is needed.
-#if KWSYS_IOS_NEED_OPERATORS_LL
-
-#  include <stdio.h>  // sscanf, sprintf
-#  include <string.h> // memchr
-
-#  if defined(_MAX_INT_DIG)
-#    define KWSYS_IOS_INT64_MAX_DIG _MAX_INT_DIG
-#  else
-#    define KWSYS_IOS_INT64_MAX_DIG 32
-#  endif
-
-namespace KWSYS_NAMESPACE {
-
-// Scan an input stream for an integer value.
-static int IOStreamScanStream(std::istream& is, char* buffer)
-{
-  // Prepare to write to buffer.
-  char* out = buffer;
-  char* end = buffer + KWSYS_IOS_INT64_MAX_DIG - 1;
-
-  // Look for leading sign.
-  if (is.peek() == '+') {
-    *out++ = '+';
-    is.ignore();
-  } else if (is.peek() == '-') {
-    *out++ = '-';
-    is.ignore();
-  }
-
-  // Determine the base.  If not specified in the stream, try to
-  // detect it from the input.  A leading 0x means hex, and a leading
-  // 0 alone means octal.
-  int base = 0;
-  int flags = is.flags() & std::ios_base::basefield;
-  if (flags == std::ios_base::oct) {
-    base = 8;
-  } else if (flags == std::ios_base::dec) {
-    base = 10;
-  } else if (flags == std::ios_base::hex) {
-    base = 16;
-  }
-  bool foundDigit = false;
-  bool foundNonZero = false;
-  if (is.peek() == '0') {
-    foundDigit = true;
-    is.ignore();
-    if ((is.peek() == 'x' || is.peek() == 'X') && (base == 0 || base == 16)) {
-      base = 16;
-      foundDigit = false;
-      is.ignore();
-    } else if (base == 0) {
-      base = 8;
-    }
-  }
-
-  // Determine the range of digits allowed for this number.
-  const char* digits = "0123456789abcdefABCDEF";
-  int maxDigitIndex = 10;
-  if (base == 8) {
-    maxDigitIndex = 8;
-  } else if (base == 16) {
-    maxDigitIndex = 10 + 6 + 6;
-  }
-
-  // Scan until an invalid digit is found.
-  for (; is.peek() != EOF; is.ignore()) {
-    if (memchr(digits, *out = (char)is.peek(), maxDigitIndex) != 0) {
-      if ((foundNonZero || *out != '0') && out < end) {
-        ++out;
-        foundNonZero = true;
-      }
-      foundDigit = true;
-    } else {
-      break;
-    }
-  }
-
-  // Correct the buffer contents for degenerate cases.
-  if (foundDigit && !foundNonZero) {
-    *out++ = '0';
-  } else if (!foundDigit) {
-    out = buffer;
-  }
-
-  // Terminate the string in the buffer.
-  *out = '\0';
-
-  return base;
-}
-
-// Read an integer value from an input stream.
-template <class T>
-std::istream& IOStreamScanTemplate(std::istream& is, T& value, char type)
-{
-  int state = std::ios_base::goodbit;
-
-  // Skip leading whitespace.
-  std::istream::sentry okay(is);
-
-  if (okay) {
-    try {
-      // Copy the string to a buffer and construct the format string.
-      char buffer[KWSYS_IOS_INT64_MAX_DIG];
-#  if defined(_MSC_VER)
-      char format[] = "%I64_";
-      const int typeIndex = 4;
-#  else
-      char format[] = "%ll_";
-      const int typeIndex = 3;
-#  endif
-      switch (IOStreamScanStream(is, buffer)) {
-        case 8:
-          format[typeIndex] = 'o';
-          break;
-        case 0: // Default to decimal if not told otherwise.
-        case 10:
-          format[typeIndex] = type;
-          break;
-        case 16:
-          format[typeIndex] = 'x';
-          break;
-      };
-
-      // Use sscanf to parse the number from the buffer.
-      T result;
-      int success = (sscanf(buffer, format, &result) == 1) ? 1 : 0;
-
-      // Set flags for resulting state.
-      if (is.peek() == EOF) {
-        state |= std::ios_base::eofbit;
-      }
-      if (!success) {
-        state |= std::ios_base::failbit;
-      } else {
-        value = result;
-      }
-    } catch (...) {
-      state |= std::ios_base::badbit;
-    }
-  }
-
-  is.setstate(std::ios_base::iostate(state));
-  return is;
-}
-
-// Print an integer value to an output stream.
-template <class T>
-std::ostream& IOStreamPrintTemplate(std::ostream& os, T value, char type)
-{
-  std::ostream::sentry okay(os);
-  if (okay) {
-    try {
-      // Construct the format string.
-      char format[8];
-      char* f = format;
-      *f++ = '%';
-      if (os.flags() & std::ios_base::showpos) {
-        *f++ = '+';
-      }
-      if (os.flags() & std::ios_base::showbase) {
-        *f++ = '#';
-      }
-#  if defined(_MSC_VER)
-      *f++ = 'I';
-      *f++ = '6';
-      *f++ = '4';
-#  else
-      *f++ = 'l';
-      *f++ = 'l';
-#  endif
-      long bflags = os.flags() & std::ios_base::basefield;
-      if (bflags == std::ios_base::oct) {
-        *f++ = 'o';
-      } else if (bflags != std::ios_base::hex) {
-        *f++ = type;
-      } else if (os.flags() & std::ios_base::uppercase) {
-        *f++ = 'X';
-      } else {
-        *f++ = 'x';
-      }
-      *f = '\0';
-
-      // Use sprintf to print to a buffer and then write the
-      // buffer to the stream.
-      char buffer[2 * KWSYS_IOS_INT64_MAX_DIG];
-      sprintf(buffer, format, value);
-      os << buffer;
-    } catch (...) {
-      os.clear(os.rdstate() | std::ios_base::badbit);
-    }
-  }
-  return os;
-}
-
-#  if !KWSYS_IOS_HAS_ISTREAM_LONG_LONG
-// Implement input stream operator for IOStreamSLL.
-std::istream& IOStreamScan(std::istream& is, IOStreamSLL& value)
-{
-  return IOStreamScanTemplate(is, value, 'd');
-}
-
-// Implement input stream operator for IOStreamULL.
-std::istream& IOStreamScan(std::istream& is, IOStreamULL& value)
-{
-  return IOStreamScanTemplate(is, value, 'u');
-}
-#  endif
-
-#  if !KWSYS_IOS_HAS_OSTREAM_LONG_LONG
-// Implement output stream operator for IOStreamSLL.
-std::ostream& IOStreamPrint(std::ostream& os, IOStreamSLL value)
-{
-  return IOStreamPrintTemplate(os, value, 'd');
-}
-
-// Implement output stream operator for IOStreamULL.
-std::ostream& IOStreamPrint(std::ostream& os, IOStreamULL value)
-{
-  return IOStreamPrintTemplate(os, value, 'u');
-}
-#  endif
-
-} // namespace KWSYS_NAMESPACE
-
-#else
-
-namespace KWSYS_NAMESPACE {
-
-// Create one public symbol in this object file to avoid warnings from
-// archivers.
-void IOStreamSymbolToAvoidWarning();
-void IOStreamSymbolToAvoidWarning()
-{
-}
-
-} // namespace KWSYS_NAMESPACE
-
-#endif // KWSYS_IOS_NEED_OPERATORS_LL
diff --git a/IOStream.hxx.in b/IOStream.hxx.in
deleted file mode 100644
index db8a23ef56d3dd98ab4754577d47bf979315e9f2..0000000000000000000000000000000000000000
--- a/IOStream.hxx.in
+++ /dev/null
@@ -1,126 +0,0 @@
-/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
-   file Copyright.txt or https://cmake.org/licensing#kwsys for details.  */
-#ifndef @KWSYS_NAMESPACE@_IOStream_hxx
-#define @KWSYS_NAMESPACE@_IOStream_hxx
-
-#include <iosfwd>
-
-/* Define these macros temporarily to keep the code readable.  */
-#if !defined(KWSYS_NAMESPACE) && !@KWSYS_NAMESPACE@_NAME_IS_KWSYS
-#  define kwsysEXPORT @KWSYS_NAMESPACE@_EXPORT
-#endif
-
-/* Whether istream supports long long.  */
-#define @KWSYS_NAMESPACE@_IOS_HAS_ISTREAM_LONG_LONG                           \
-  @KWSYS_IOS_HAS_ISTREAM_LONG_LONG@
-
-/* Whether ostream supports long long.  */
-#define @KWSYS_NAMESPACE@_IOS_HAS_OSTREAM_LONG_LONG                           \
-  @KWSYS_IOS_HAS_OSTREAM_LONG_LONG@
-
-/* Determine whether we need to define the streaming operators for
-   long long or __int64.  */
-#if @KWSYS_USE_LONG_LONG@
-#  if !@KWSYS_NAMESPACE@_IOS_HAS_ISTREAM_LONG_LONG ||                         \
-    !@KWSYS_NAMESPACE@_IOS_HAS_OSTREAM_LONG_LONG
-#    define @KWSYS_NAMESPACE@_IOS_NEED_OPERATORS_LL 1
-namespace @KWSYS_NAMESPACE@ {
-typedef long long IOStreamSLL;
-typedef unsigned long long IOStreamULL;
-}
-#  endif
-#elif defined(_MSC_VER) && _MSC_VER < 1300
-#  define @KWSYS_NAMESPACE@_IOS_NEED_OPERATORS_LL 1
-namespace @KWSYS_NAMESPACE@ {
-typedef __int64 IOStreamSLL;
-typedef unsigned __int64 IOStreamULL;
-}
-#endif
-#if !defined(@KWSYS_NAMESPACE@_IOS_NEED_OPERATORS_LL)
-#  define @KWSYS_NAMESPACE@_IOS_NEED_OPERATORS_LL 0
-#endif
-
-#if @KWSYS_NAMESPACE@_IOS_NEED_OPERATORS_LL
-#  if !@KWSYS_NAMESPACE@_IOS_HAS_ISTREAM_LONG_LONG
-
-/* Input stream operator implementation functions.  */
-namespace @KWSYS_NAMESPACE@ {
-kwsysEXPORT std::istream& IOStreamScan(std::istream&, IOStreamSLL&);
-kwsysEXPORT std::istream& IOStreamScan(std::istream&, IOStreamULL&);
-}
-
-/* Provide input stream operator for long long.  */
-#    if !defined(@KWSYS_NAMESPACE@_IOS_NO_ISTREAM_LONG_LONG) &&               \
-      !defined(KWSYS_IOS_ISTREAM_LONG_LONG_DEFINED)
-#      define KWSYS_IOS_ISTREAM_LONG_LONG_DEFINED
-#      define @KWSYS_NAMESPACE@_IOS_ISTREAM_LONG_LONG_DEFINED
-inline std::istream& operator>>(std::istream& is,
-                                @KWSYS_NAMESPACE@::IOStreamSLL& value)
-{
-  return @KWSYS_NAMESPACE@::IOStreamScan(is, value);
-}
-#    endif
-
-/* Provide input stream operator for unsigned long long.  */
-#    if !defined(@KWSYS_NAMESPACE@_IOS_NO_ISTREAM_UNSIGNED_LONG_LONG) &&      \
-      !defined(KWSYS_IOS_ISTREAM_UNSIGNED_LONG_LONG_DEFINED)
-#      define KWSYS_IOS_ISTREAM_UNSIGNED_LONG_LONG_DEFINED
-#      define @KWSYS_NAMESPACE@_IOS_ISTREAM_UNSIGNED_LONG_LONG_DEFINED
-inline std::istream& operator>>(std::istream& is,
-                                @KWSYS_NAMESPACE@::IOStreamULL& value)
-{
-  return @KWSYS_NAMESPACE@::IOStreamScan(is, value);
-}
-#    endif
-#  endif /* !@KWSYS_NAMESPACE@_IOS_HAS_ISTREAM_LONG_LONG */
-
-#  if !@KWSYS_NAMESPACE@_IOS_HAS_OSTREAM_LONG_LONG
-
-/* Output stream operator implementation functions.  */
-namespace @KWSYS_NAMESPACE@ {
-kwsysEXPORT std::ostream& IOStreamPrint(std::ostream&, IOStreamSLL);
-kwsysEXPORT std::ostream& IOStreamPrint(std::ostream&, IOStreamULL);
-}
-
-/* Provide output stream operator for long long.  */
-#    if !defined(@KWSYS_NAMESPACE@_IOS_NO_OSTREAM_LONG_LONG) &&               \
-      !defined(KWSYS_IOS_OSTREAM_LONG_LONG_DEFINED)
-#      define KWSYS_IOS_OSTREAM_LONG_LONG_DEFINED
-#      define @KWSYS_NAMESPACE@_IOS_OSTREAM_LONG_LONG_DEFINED
-inline std::ostream& operator<<(std::ostream& os,
-                                @KWSYS_NAMESPACE@::IOStreamSLL value)
-{
-  return @KWSYS_NAMESPACE@::IOStreamPrint(os, value);
-}
-#    endif
-
-/* Provide output stream operator for unsigned long long.  */
-#    if !defined(@KWSYS_NAMESPACE@_IOS_NO_OSTREAM_UNSIGNED_LONG_LONG) &&      \
-      !defined(KWSYS_IOS_OSTREAM_UNSIGNED_LONG_LONG_DEFINED)
-#      define KWSYS_IOS_OSTREAM_UNSIGNED_LONG_LONG_DEFINED
-#      define @KWSYS_NAMESPACE@_IOS_OSTREAM_UNSIGNED_LONG_LONG_DEFINED
-inline std::ostream& operator<<(std::ostream& os,
-                                @KWSYS_NAMESPACE@::IOStreamULL value)
-{
-  return @KWSYS_NAMESPACE@::IOStreamPrint(os, value);
-}
-#    endif
-#  endif /* !@KWSYS_NAMESPACE@_IOS_HAS_OSTREAM_LONG_LONG */
-#endif   /* @KWSYS_NAMESPACE@_IOS_NEED_OPERATORS_LL */
-
-/* Undefine temporary macros.  */
-#if !defined(KWSYS_NAMESPACE) && !@KWSYS_NAMESPACE@_NAME_IS_KWSYS
-#  undef kwsysEXPORT
-#endif
-
-/* If building a C++ file in kwsys itself, give the source file
-   access to the macros without a configured namespace.  */
-#if defined(KWSYS_NAMESPACE)
-#  define KWSYS_IOS_HAS_ISTREAM_LONG_LONG                                     \
-    @KWSYS_NAMESPACE@_IOS_HAS_ISTREAM_LONG_LONG
-#  define KWSYS_IOS_HAS_OSTREAM_LONG_LONG                                     \
-    @KWSYS_NAMESPACE@_IOS_HAS_OSTREAM_LONG_LONG
-#  define KWSYS_IOS_NEED_OPERATORS_LL @KWSYS_NAMESPACE@_IOS_NEED_OPERATORS_LL
-#endif
-
-#endif
diff --git a/SystemInformation.cxx b/SystemInformation.cxx
index c56582385d4f1bbbc4124e4cdd8f3a51e4053889..6be9d434cabf1b32abd03aa438347e43da6516e8 100644
--- a/SystemInformation.cxx
+++ b/SystemInformation.cxx
@@ -169,22 +169,6 @@ typedef struct rlimit ResourceLimitType;
 #include <cstring>
 #include <memory.h>
 
-#if defined(KWSYS_USE_LONG_LONG)
-#  if defined(KWSYS_IOS_HAS_OSTREAM_LONG_LONG)
-#    define iostreamLongLong(x) (x)
-#  else
-#    define iostreamLongLong(x) ((long)(x))
-#  endif
-#elif defined(KWSYS_USE___INT64)
-#  if defined(KWSYS_IOS_HAS_OSTREAM___INT64)
-#    define iostreamLongLong(x) (x)
-#  else
-#    define iostreamLongLong(x) ((long)(x))
-#  endif
-#else
-#  error "No Long Long"
-#endif
-
 #if defined(KWSYS_CXX_HAS_ATOLL)
 #  define atoLongLong atoll
 #else
@@ -812,12 +796,11 @@ std::string SystemInformation::GetMemoryDescription(
   const char* hostLimitEnvVarName, const char* procLimitEnvVarName)
 {
   std::ostringstream oss;
-  oss << "Host Total: " << iostreamLongLong(this->GetHostMemoryTotal())
+  oss << "Host Total: " << this->GetHostMemoryTotal()
       << " KiB, Host Available: "
-      << iostreamLongLong(this->GetHostMemoryAvailable(hostLimitEnvVarName))
+      << this->GetHostMemoryAvailable(hostLimitEnvVarName)
       << " KiB, Process Available: "
-      << iostreamLongLong(this->GetProcMemoryAvailable(hostLimitEnvVarName,
-                                                       procLimitEnvVarName))
+      << this->GetProcMemoryAvailable(hostLimitEnvVarName, procLimitEnvVarName)
       << " KiB";
   return oss.str();
 }
diff --git a/kwsysPlatformTestsCXX.cxx b/kwsysPlatformTestsCXX.cxx
index cfd5666f3040dfa4bd2079ce64ffac6f11df394b..0bf23e96493fb2fd4f6403b8309c1b28b9a37806 100644
--- a/kwsysPlatformTestsCXX.cxx
+++ b/kwsysPlatformTestsCXX.cxx
@@ -84,58 +84,6 @@ int main()
 }
 #endif
 
-#ifdef TEST_KWSYS_IOS_HAS_ISTREAM_LONG_LONG
-#  include <iostream>
-int test_istream(std::istream& is, long long& x)
-{
-  return (is >> x) ? 1 : 0;
-}
-int main()
-{
-  long long x = 0;
-  return test_istream(std::cin, x);
-}
-#endif
-
-#ifdef TEST_KWSYS_IOS_HAS_OSTREAM_LONG_LONG
-#  include <iostream>
-int test_ostream(std::ostream& os, long long x)
-{
-  return (os << x) ? 1 : 0;
-}
-int main()
-{
-  long long x = 0;
-  return test_ostream(std::cout, x);
-}
-#endif
-
-#ifdef TEST_KWSYS_IOS_HAS_ISTREAM___INT64
-#  include <iostream>
-int test_istream(std::istream& is, __int64& x)
-{
-  return (is >> x) ? 1 : 0;
-}
-int main()
-{
-  __int64 x = 0;
-  return test_istream(std::cin, x);
-}
-#endif
-
-#ifdef TEST_KWSYS_IOS_HAS_OSTREAM___INT64
-#  include <iostream>
-int test_ostream(std::ostream& os, __int64 x)
-{
-  return (os << x) ? 1 : 0;
-}
-int main()
-{
-  __int64 x = 0;
-  return test_ostream(std::cout, x);
-}
-#endif
-
 #ifdef TEST_KWSYS_CXX_HAS_SETENV
 #  include <stdlib.h>
 int main()
diff --git a/testSystemInformation.cxx b/testSystemInformation.cxx
index 154517eae4b8d3138b4abc6d914e94f8143a9b4a..4f0c522e4fbd44a0a9b201dfeba69046679269ce 100644
--- a/testSystemInformation.cxx
+++ b/testSystemInformation.cxx
@@ -11,29 +11,13 @@
 
 #include <iostream>
 
-#if defined(KWSYS_USE_LONG_LONG)
-#  if defined(KWSYS_IOS_HAS_OSTREAM_LONG_LONG)
-#    define iostreamLongLong(x) (x)
-#  else
-#    define iostreamLongLong(x) ((long)x)
-#  endif
-#elif defined(KWSYS_USE___INT64)
-#  if defined(KWSYS_IOS_HAS_OSTREAM___INT64)
-#    define iostreamLongLong(x) (x)
-#  else
-#    define iostreamLongLong(x) ((long)x)
-#  endif
-#else
-#  error "No Long Long"
-#endif
-
 #define printMethod(info, m) std::cout << #m << ": " << info.m() << "\n"
 
 #define printMethod2(info, m, unit)                                           \
   std::cout << #m << ": " << info.m() << " " << unit << "\n"
 
 #define printMethod3(info, m, unit)                                           \
-  std::cout << #m << ": " << iostreamLongLong(info.m) << " " << unit << "\n"
+  std::cout << #m << ": " << info.m << " " << unit << "\n"
 
 int testSystemInformation(int, char* [])
 {