Lines Matching refs:null
19 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
27 case `(set -o) 2>/dev/null` in #(
122 && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
135 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
145 BASH_ENV=/dev/null
146 ENV=/dev/null
147 (unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
201 if (eval "$as_required") 2>/dev/null; then :
206 if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
222 { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
224 … if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
233 { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
245 BASH_ENV=/dev/null
246 ENV=/dev/null
247 (unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
1269 test "$silent" = yes && exec 6>/dev/null
1288 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
1803 hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
1804 uname -m = `(uname -m) 2>/dev/null || echo unknown`
1805 uname -r = `(uname -r) 2>/dev/null || echo unknown`
1806 uname -s = `(uname -s) 2>/dev/null || echo unknown`
1807 uname -v = `(uname -v) 2>/dev/null || echo unknown`
1809 /usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
1810 /bin/uname -X = `(/bin/uname -X) 2>/dev/null || echo unknown`
1812 /bin/arch = `(/bin/arch) 2>/dev/null || echo unknown`
1813 /usr/bin/arch -k = `(/usr/bin/arch -k) 2>/dev/null || echo unknown`
1814 /usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
1815 /usr/bin/hostinfo = `(/usr/bin/hostinfo) 2>/dev/null || echo unknown`
1816 /bin/machine = `(/bin/machine) 2>/dev/null || echo unknown`
1817 /usr/bin/oslevel = `(/usr/bin/oslevel) 2>/dev/null || echo unknown`
1818 /bin/universe = `(/bin/universe) 2>/dev/null || echo unknown`
2248 $SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
3536 minimum_kernel=`uname -r 2>/dev/null` || minimum_kernel=
3613 nss_includes=-I$(nss-config --includedir 2>/dev/null)
3617 nspr_includes=-I$(nspr-config --includedir 2>/dev/null)
3898 if frags=`ls -d $srcdir/sysdeps/*/preconfigure 2> /dev/null`
4115 if $READELF -s conftest.o | grep IFUNC >/dev/null 2>&5; then
4180 if ${CC-cc} -Werror -c conftest.c -o /dev/null 1>&5 \
4499 grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
4503 grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
4598 if $AS -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
4617 if $LD -o conftest -v </dev/null 2>&1 | grep GNU > /dev/null 2>&1; then
5457 if (cd $srcdir; $AUTOCONF $ACFLAGS configure.ac > /dev/null 2>&1); then
5568 for cxxheaders in `$CXX -v -S -x c++ /dev/null -o /dev/null 2>&1 \
5582 echo "#include <$1>" | $CXX -M -MP -x c++ - 2>/dev/null \
5869 if grep 'xyzzy' conftest.s >/dev/null &&
5870 grep 'abccb' conftest.s >/dev/null; then
5891 | grep '\.sdata' >/dev/null; then
5914 conftest.c -v 2>&1 >/dev/null | grep ' -lunwind ' >/dev/null; then
5945 && grep .note.GNU-stack conftest.s >/dev/null \
5986 | grep "warning: -z execstack ignored" > /dev/null 2>&1; then
6022 | grep "warning: -z start-stop-gc ignored" > /dev/null 2>&1; then
6059 | grep "warning: --depaudit ignored" > /dev/null 2>&1; then
6096 | grep "warning: -z pack-relative-relocs ignored" > /dev/null 2>&1; then
6133 | grep "warning: --no-dynamic-linker ignored" > /dev/null 2>&1; then
6214 if $READELF -rW conftest.so | grep '_GLOB_DAT' > /dev/null; then
6270 if grep '\.section.*"bar"' conftest.s >/dev/null; then
7061 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
7137 if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
7145 case `(set -o) 2>/dev/null` in #(
7240 && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
7253 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
7305 if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
7322 if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
7335 if expr a : '\(a\)' >/dev/null 2>&1 &&
7342 if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
7348 if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
7357 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
7386 *) echo `echo ksh88 bug on AIX 6.1` > /dev/null
7398 mkdir conf$$.dir 2>/dev/null
7400 if (echo >conf$$.file) 2>/dev/null; then
7401 if ln -s conf$$.file conf$$ 2>/dev/null; then
7407 ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
7409 elif ln conf$$.file conf$$ 2>/dev/null; then
7418 rmdir conf$$.dir 2>/dev/null
7514 on `(hostname || uname -n) 2>/dev/null | sed 1q`
7738 tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
7871 if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then