case "$os" in
gnu*)
os=mach/hurd ;;
-sunos* | ultrix* | newsos* | dynix | bsd*)
+sunos* | ultrix* | newsos* | dynix* | bsd*)
base_os=unix/bsd ;;
linux* | sysv* | isc* | esix* | sco* | minix*)
base_os=unix/sysv ;;
echo checking for signed size_t type
echo '#include <stddef.h>
FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
-$CPP conftest.c 2>/dev/null | grep '^FOOBAR.*unsigned.*FOOBAR$' \
-|| AC_DEFINE([__SIZE_TYPE__],[unsigned long int])
+eval "$CPP conftest.c 2>/dev/null" \
+| grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null \
+|| AC_DEFINE(__SIZE_TYPE__, 'unsigned long int')
rm -f conftest*
# Find out what this system calls `sys_siglist'.