I've never seen this error before.  There is plenty of physical RAM
in the machine, so that is not the problem.

CC=/usr/obj//tooldir.NetBSD-1.6U-i386/bin/i386--netbsdelf-gcc 
/usr/obj//tooldir.NetBSD-1.6U-i386/bin/nbmkdep -f Lint_llabs.d 
-DALL_STATE -DUSG_COMPAT  -D_LIBC -DLIBC_SCCS -DSYSLIBC_SCCS 
-D_REENTRANT -I/usr/
src/lib/libc/include -DHESIOD -DINET6 -DNLS -DYP -D__DBINTERFACE_PRIVATE 
-DI18NMODULE_MAJOR=4 -I/usr/src/libexec/ld.elf_so 
-I/usr/src/lib/libc/dlfcn -DCITRUS_ICONV -DWITH_RUNE -I/usr/src/lib/libc 
-DRESOL
VSORT -I. -DPOSIX_MISTAKE -DPORTMAP -DFLOATING_POINT  -nostdinc -isystem 
/usr/obj//destdir.i386/usr/include   /usr/src/lib/libc/stdlib/Lint_llabs.c
nbmake: Cannot allocate memory.
*** Error code 2