bootstrap/5860: cant build gcc-3.0.4 for powerpc-elf on rh7.2, missing includes

[he at klaki dot net]

>Number:         5860
>Category:       bootstrap
>Synopsis:       cant build gcc-3.0.4 for powerpc-elf on rh7.2, missing includes
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Mar 07 03:56:02 PST 2002
>Closed-Date:
>Last-Modified:
>Originator:     he@klaki.net
>Release:        gcc-3.0.4
>Organization:
>Environment:
Vanilla rh7.2+errata to date
>Description:
When building gcc-3.0.4 on a redhat 7.2 host for the powerpc-elf target I get the following error:
/home/he/M3000/build/gcc/gcc/xgcc -B/home/he/M3000/build/gcc/gcc/ -B/home/he/M3000/crosstools//powerpc-elf/bin/ -B/home/he/M3000/crosstools//powerpc-elf/lib/ -isystem /home/he/M3000/crosstools//powerpc-elf/include -c -DHAVE_CONFIG_H -g -O2 -I. -I../../../../src/gcc-3.0.4/libiberty/../include  -W -Wall -Wtraditional -pedantic ../../../../src/gcc-3.0.4/libiberty/argv.c
../../../../src/gcc-3.0.4/libiberty/argv.c:35:20: string.h: No such file or directory
../../../../src/gcc-3.0.4/libiberty/argv.c:36:20: stdlib.h: No such file or directory
../../../../src/gcc-3.0.4/libiberty/argv.c: In function `dupargv':
../../../../src/gcc-3.0.4/libiberty/argv.c:101: warning: implicit declaration of function `malloc'
../../../../src/gcc-3.0.4/libiberty/argv.c:108: warning: implicit declaration of function `strlen'
../../../../src/gcc-3.0.4/libiberty/argv.c:109: warning: assignment makes pointer from integer without a cast
../../../../src/gcc-3.0.4/libiberty/argv.c:115: warning: implicit declaration of function `strcpy'
../../../../src/gcc-3.0.4/libiberty/argv.c: In function `freeargv':
../../../../src/gcc-3.0.4/libiberty/argv.c:153: warning: implicit declaration of function `free'
../../../../src/gcc-3.0.4/libiberty/argv.c:155: warning: function `free' was previously declared within a block
../../../../src/gcc-3.0.4/libiberty/argv.c: In function `buildargv':
../../../../src/gcc-3.0.4/libiberty/argv.c:237: warning: function `malloc' was previously declared within a block
../../../../src/gcc-3.0.4/libiberty/argv.c:242: warning: implicit declaration of function `realloc'
../../../../src/gcc-3.0.4/libiberty/argv.c:316: warning: implicit declaration of function `strdup'
../../../../src/gcc-3.0.4/libiberty/argv.c:316: warning: assignment makes pointer from integer without a cast
make[1]: *** [argv.o] Error 1
make[1]: Leaving directory `/home/he/M3000/build/gcc/powerpc-elf/libiberty'
make: *** [all-target-libiberty] Error 2


Is it neccecary to have a libc installed for the target when building, where should the missing headers come from?
>How-To-Repeat:

>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: