Latest CVS; solaris2.7; gcc version 2.97 20001003; build failure

[Jim McKelvey]

Reading specs from 
/export/home/utilities/lib/gcc-lib/sparc-sun-solaris2.7/2.97/specs
gcc version 2.97 20001003 (experimental)
 /export/home/utilities/lib/gcc-lib/sparc-sun-solaris2.7/2.97/cpp0 -lang-c -v 
-I. -I/export/home/utilities/gcc/libiberty/../include -D__GNUC__=2 
-D__GNUC_MINOR__=97 -D__GNUC_PATCHLEVEL__=0 -Dsparc -Dsun -Dunix -D__svr4__ 
-D__SVR4 -D__sparc__ -D__sun__ -D__unix__ -D__svr4__ -D__SVR4 -D__sparc -D__sun 
-D__unix -Asystem(unix) -Asystem(svr4) -D__OPTIMIZE__ -D__STDC_HOSTED__=1 -g -W 
-Wall -Wtraditional -pedantic -D__GCC_NEW_VARARGS__ -Acpu(sparc) 
-Amachine(sparc) -DHAVE_CONFIG_H /export/home/utilities/gcc/libiberty/concat.c 
concat.i
GNU CPP version 2.97 20001026 (experimental) (cpplib) (sparc)
#include "..." search starts here:
#include <...> search starts here:
 .
 /export/home/utilities/gcc/include
 /export/home/utilities/include
 /export/home/utilities/lib/gcc-lib/sparc-sun-solaris2.7/2.97/include
 /export/home/utilities/sparc-sun-solaris2.7/include
 /usr/include
End of search list.
 /export/home/utilities/lib/gcc-lib/sparc-sun-solaris2.7/2.97/cc1 concat.i 
-quiet -dumpbase concat.c -g -O -W -Wall -Wtraditional -pedantic -version -o 
concat.s
GNU C version 2.97 20001026 (experimental) (sparc-sun-solaris2.7) compiled by 
GNU C version 2.97 20001003 (experimental).
/export/home/utilities/gcc/libiberty/concat.c: In function `concat':
/export/home/utilities/gcc/libiberty/concat.c:94: `__builtin_va_alist' 
undeclared (first use in this function)
/export/home/utilities/gcc/libiberty/concat.c:94: (Each undeclared identifier is 
reported only once
/export/home/utilities/gcc/libiberty/concat.c:94: for each function it appears 
in.)
/export/home/utilities/gcc/libiberty/concat.c:105: warning: implicit declaration 
of function `__builtin_va_arg_incr'
/export/home/utilities/gcc/libiberty/concat.c:131: warning: function 
`__builtin_va_arg_incr' was previously declared within a block
/export/home/utilities/gcc/libiberty/concat.c:86: warning: `args' might be used 
uninitialized in this function