build.sh como: execunix.c, line 225: error: identifier "vfork"

From: Larry Evans (cppljevans_at_[hidden])
Date: 2004-06-14 09:56:53

After a cvs update today, in boost/tools/build/jam_src/ I did:

./build.sh

which worked OK, then did the following:

<------------------------------
cd ~/prog_dev/boost-cvs/boost/tools/build/jam_src/
./build.sh como
###
### Using 'como' toolset.
###
rm -rf bootstrap.como
mkdir bootstrap.como
como -o bootstrap.como/jam0 command.c compile.c execnt.c execunix.c 
execvms.c expand.c filent.c fileos2.c fileunix.c filevms.c glob.c hash.c 
hdrmacro.c headers.c jam.c jambase.c jamgram.c lists.c make.c make1.c 
newstr.c option.c parse.c pathunix.c pathvms.c regexp.c rules.c scan.c 
search.c subst.c timestamp.c variable.c modules.c strings.c filesys.c 
builtins.c pwd.c class.c native.c modules/set.c modules/path.c 
modules/regex.c modules/property-set.c modules/sequence.c modules/order.c
command.c:
Comeau C/C++ 4.3.3 (Jan 30 2004 15:40:54) for LINUX_INTEL_ELF
Copyright 1988-2004 Comeau Computing. All rights reserved.
MODE:non-strict warnings C++

compile.c:
Comeau C/C++ 4.3.3 (Jan 30 2004 15:40:54) for LINUX_INTEL_ELF
Copyright 1988-2004 Comeau Computing. All rights reserved.
MODE:non-strict warnings C++

execnt.c:
Comeau C/C++ 4.3.3 (Jan 30 2004 15:40:54) for LINUX_INTEL_ELF
Copyright 1988-2004 Comeau Computing. All rights reserved.
MODE:non-strict warnings C++

execunix.c:
Comeau C/C++ 4.3.3 (Jan 30 2004 15:40:54) for LINUX_INTEL_ELF
Copyright 1988-2004 Comeau Computing. All rights reserved.
MODE:non-strict warnings C++

"execunix.c", line 225: error: identifier "vfork" is undefined
if ((pid = vfork()) == 0)
^
...
>------------------------------
Does anyone have any ideas about what should be done to avoid
this problem?

TIA.