Revert "Use UZ for std::size_t literal values."

Visual Studio 2022 compiler does not support this.

This reverts commit b91c12d.

include/log4cplus/socketappender.h

@@ -41,9 +41,9 @@ namespace log4cplus
 {
 
 #ifndef UNICODE
-    std::size_t const LOG4CPLUS_MAX_MESSAGE_SIZE = 8UZ*1024;
+    std::size_t const LOG4CPLUS_MAX_MESSAGE_SIZE = 8*1024;
 #else
-    std::size_t const LOG4CPLUS_MAX_MESSAGE_SIZE = 2UZ*8*1024;
+    std::size_t const LOG4CPLUS_MAX_MESSAGE_SIZE = 2*8*1024;
 #endif
 
 

src/stringhelper-clocale.cxx

@@ -58,7 +58,7 @@ tostring_internal (std::string & result, wchar_t const * src, std::size_t size)
     while (src_it != src_end_it)
     {
         std::size_t ret = std::wcrtomb (&result_buf[0], *src_it, &mbs);
-        if (ret == -1UZ)
+        if (ret == static_cast<std::size_t>(-1))
         {
             result.push_back ('?');
             clear_mbstate (mbs);

src/stringhelper-iconv.cxx

@@ -179,7 +179,7 @@ iconv_conv (std::basic_string<DestType> & result, char const * destenc,
     std::size_t outbytesleft = result_size * sizeof (outbuf_type);
 
     std::size_t res;
-    std::size_t const error_retval = -1UZ;
+    std::size_t const error_retval = static_cast<std::size_t>(-1);
 
     while (inbytesleft != 0)
     {

src/timehelper.cxx

@@ -280,7 +280,7 @@ getFormattedTime(const log4cplus::tstring& fmt_orig,
     // both too small buffer and invalid format string by returning 0
     // without changing errno.
     std::size_t const buffer_size_max
-        = (std::max) (1024UZ, buffer_size * 16);
+        = (std::max) (static_cast<std::size_t>(1024), buffer_size * 16);
 
     buffer_size = (std::max) (buffer_size, gft_sp.buffer.capacity());