Hello, I have RAD Studio XE, try to build bjam using boost_1_44_0\tools\jam\src\build.bat and get the following errors ### ### Using 'borland' toolset. ### Z:\boost_1_44_0\tools\jam\src>if exist bootstrap rd /S /Q bootstrap Z:\boost_1_44_0\tools\jam\src>md bootstrap Z:\boost_1_44_0\tools\jam\src>bcc32 -WC -w- -q -IC:\Program\Embarcadero\RAD Stud io\8.0\bin\..\Include -LC:\Program\Embarcadero\RAD Studio\8.0\bin\..\Lib /DNT -n bootstrap -ejam0 command.c compile.c debug.c execnt.c expand.c filent.c glob.c hash.c hdrmacro.c headers.c jam.c jambase.c jamgram.c lists.c make.c make1.c new str.c option.c output.c parse.c pathunix.c regexp.c rules.c scan.c search.c subs t.c timestamp.c variable.c modules.c strings.c filesys.c builtins.c md5.c pwd.c class.c w32_getreg.c native.c modules/set.c modules/path.c modules/regex.c modul es/property-set.c modules/sequence.c modules/order.c Error E2194: Could not find file 'Studio\8.0\bin\..\Include.cpp' command.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** compile.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** debug.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** execnt.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** expand.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** filent.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** glob.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** hash.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** hdrmacro.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** headers.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** jam.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** jambase.c: jamgram.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** lists.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** make.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** make1.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' Error E2209 make1.c 70: Unable to open include file 'unistd.h' *** 3 errors in Compile *** newstr.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** option.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** output.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** parse.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** pathunix.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' Error E2209 pathunix.c 22: Unable to open include file 'unistd.h' *** 3 errors in Compile *** regexp.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** rules.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** scan.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** search.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** subst.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** timestamp.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** variable.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** modules.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** strings.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** filesys.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** builtins.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** md5.c: pwd.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' Error E2209 pwd.c 19: Unable to open include file 'unistd.h' *** 3 errors in Compile *** class.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** w32_getreg.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** native.c: Error E2209 jam.h 404: Unable to open include file 'sys/file.h' Error E2209 jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** modules/set.c: Error E2209 modules/../jam.h 404: Unable to open include file 'sys/file.h' Error E2209 modules/../jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** modules/path.c: Error E2209 modules/../jam.h 404: Unable to open include file 'sys/file.h' Error E2209 modules/../jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** modules/regex.c: Error E2209 modules/../jam.h 404: Unable to open include file 'sys/file.h' Error E2209 modules/../jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** modules/property-set.c: Error E2209 modules/../jam.h 404: Unable to open include file 'sys/file.h' Error E2209 modules/../jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** modules/sequence.c: Error E2209 modules/../jam.h 404: Unable to open include file 'sys/file.h' Error E2209 modules/../jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** modules/order.c: Error E2209 modules/../jam.h 404: Unable to open include file 'sys/file.h' Error E2209 modules/../jam.h 413: Unable to open include file 'unistd.h' *** 2 errors in Compile *** I have done a search for Include.cpp, sys/file.h and unistd.h but can`t find them. Appreciate any help, Christer