Try replace Release by Debug

[skip ci]

Author: fxlb

.appveyor.yml

@@ -67,6 +67,6 @@ build_script:
   - cd build
   - if NOT DEFINED PLATFORM cmake -DPCAP_ROOT=c:\projects\libpcap\Win32\%SDK% -G"%GENERATOR%" ..
   - if DEFINED PLATFORM cmake -DPCAP_ROOT=c:\projects\libpcap\Win32\%SDK% -G"%GENERATOR%" -A %PLATFORM% ..
-  - msbuild /m /nologo /p:Configuration=Release tcpdump.sln
-  - Release\tcpdump.exe --version
-  - msbuild /nologo /p:Configuration=Release check.vcxproj
+  - msbuild /m /nologo /p:Configuration=Debug tcpdump.sln
+  - Debug\tcpdump.exe --version
+  - msbuild /nologo /p:Configuration=Debug check.vcxproj

tests/TESTrun

@@ -10,9 +10,9 @@ if (!($TCPDUMP = $ENV{TCPDUMP_BIN})) {
     if ($^O eq 'MSWin32') {
         #
         # XXX - assume, for now, a Visual Studio debug build, so that
-        # tcpdump.exe is in the Release subdirectory.
+        # tcpdump.exe is in the Debug subdirectory.
         #
-        $TCPDUMP = "Release\\tcpdump.exe"
+        $TCPDUMP = "Debug\\tcpdump.exe"
     } else {
         $TCPDUMP = "./tcpdump"
     }