diff --git a/src/engine/build.bat b/src/engine/build.bat
index 9f6a50695..7b95f875d 100644
--- a/src/engine/build.bat
+++ b/src/engine/build.bat
@@ -67,16 +67,31 @@ if NOT "_%MSVCDir%_" == "__" (
     set BOOST_JAM_TOOLSET_ROOT=%MSVCDir%\
     goto :eof)
 setlocal & endlocal
+if EXIST "%ProgramFiles%\Microsoft Visual Studio\VC98\bin\VCVARS32.BAT" (
+    set BOOST_JAM_TOOLSET=msvc
+    set BOOST_JAM_TOOLSET_ROOT=%ProgramFiles%\Microsoft Visual Studio\VC98\
+    goto :eof)
+setlocal & endlocal
 if EXIST "C:\Program Files\Microsoft Visual Studio\VC98\bin\VCVARS32.BAT" (
     set BOOST_JAM_TOOLSET=msvc
     set BOOST_JAM_TOOLSET_ROOT=C:\Program Files\Microsoft Visual Studio\VC98\
     goto :eof)
 setlocal & endlocal
+if EXIST "%ProgramFiles%\Microsoft Visual C++\VC98\bin\VCVARS32.BAT" (
+    set BOOST_JAM_TOOLSET=msvc
+    set BOOST_JAM_TOOLSET_ROOT=%ProgramFiles%\Microsoft Visual C++\VC98\
+    goto :eof)
+setlocal & endlocal
 if EXIST "C:\Program Files\Microsoft Visual C++\VC98\bin\VCVARS32.BAT" (
     set BOOST_JAM_TOOLSET=msvc
     set BOOST_JAM_TOOLSET_ROOT=C:\Program Files\Microsoft Visual C++\VC98\
     goto :eof)
 setlocal & endlocal
+if EXIST "%ProgramFiles%\Microsoft Visual Studio .NET\VC7\bin\VCVARS32.BAT" (
+    set BOOST_JAM_TOOLSET=vc7
+    set BOOST_JAM_TOOLSET_ROOT=%ProgramFiles%\Microsoft Visual Studio .NET\VC7\
+    goto :eof)
+setlocal & endlocal
 if EXIST "C:\Program Files\Microsoft Visual Studio .NET\VC7\bin\VCVARS32.BAT" (
     set BOOST_JAM_TOOLSET=vc7
     set BOOST_JAM_TOOLSET_ROOT=C:\Program Files\Microsoft Visual Studio .NET\VC7\