DEBUG_ZFS
DEBUG_STACKFLAGS
DEBUG_CFLAGS
-CONFIG_QAT_FALSE
-CONFIG_QAT_TRUE
+WANT_MMAP_LIBAIO_FALSE
+WANT_MMAP_LIBAIO_TRUE
WANT_DEVNAME2DEVID_FALSE
WANT_DEVNAME2DEVID_TRUE
+CONFIG_QAT_FALSE
+CONFIG_QAT_TRUE
CONFIG_KERNEL_FALSE
CONFIG_KERNEL_TRUE
CONFIG_USER_FALSE
ZONENAME
NO_FORMAT_TRUNCATION
FRAME_LARGER_THAN
+LIBAIO
LIBUDEV
LIBATTR
LIBBLKID
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mount_nodev() is available" >&5
-$as_echo_n "checking whether mount_nodev() is available... " >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fst->mount() exists" >&5
+$as_echo_n "checking whether fst->mount() exists... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.c
- #include <linux/fs.h>
+ #include <linux/fs.h>
+
+ static struct dentry *
+ mount(struct file_system_type *fs_type, int flags,
+ const char *osname, void *data) {
+ struct dentry *d = NULL;
+ return (d);
+ }
+
+ static struct file_system_type fst __attribute__ ((unused)) = {
+ .mount = mount,
+ };
int
main (void)
{
- mount_nodev(NULL, 0, NULL, NULL);
;
return 0;
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then :
- rc=0
-else
- $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
- rc=1
-
-
-fi
- rm -Rf build
-
- if test $rc -ne 0; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+$as_echo "#define HAVE_FST_MOUNT 1" >>confdefs.h
- else
- if test "x$enable_linux_builtin" != xyes; then
-
- grep -q -E '[[:space:]]mount_nodev[[:space:]]' \
- $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
- rc=$?
- if test $rc -ne 0; then
- export=0
- for file in fs/super.c; do
- grep -q -E "EXPORT_SYMBOL.*(mount_nodev)" \
- "$LINUX/$file" 2>/dev/null
- rc=$?
- if test $rc -eq 0; then
- export=1
- break;
- fi
- done
- if test $export -eq 0; then :
- rc=1
- else :
- rc=0
- fi
- else :
- rc=0
- fi
- fi
- if test $rc -ne 0; then :
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
- else :
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
-$as_echo "#define HAVE_MOUNT_NODEV 1" >>confdefs.h
+fi
+ rm -Rf build
- fi
- fi
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ns_capable exists" >&5
+$as_echo_n "checking whether ns_capable exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+
+
+ #include <linux/capability.h>
+
+int
+main (void)
+{
+
+ ns_capable((struct user_namespace *)NULL, CAP_SYS_ADMIN);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+$as_echo "#define HAVE_NS_CAPABLE 1" >>confdefs.h
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether cred_t->user_ns exists" >&5
+$as_echo_n "checking whether cred_t->user_ns exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+
+
+ #include <linux/cred.h>
+
+int
+main (void)
+{
+
+ struct cred cr;
+ cr.user_ns = (struct user_namespace *)NULL;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+$as_echo "#define HAVE_CRED_USER_NS 1" >>confdefs.h
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether kuid_has_mapping/kgid_has_mapping exist" >&5
+$as_echo_n "checking whether kuid_has_mapping/kgid_has_mapping exist... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+
+
+ #include <linux/uidgid.h>
+
+int
+main (void)
+{
+
+ kuid_has_mapping((struct user_namespace *)NULL, KUIDT_INIT(0));
+ kgid_has_mapping((struct user_namespace *)NULL, KGIDT_INIT(0));
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+$as_echo "#define HAVE_KUID_HAS_MAPPING 1" >>confdefs.h
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+ rm -Rf build
+
+
+
+
+
if test "$LINUX_OBJ" != "$LINUX"; then :
KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$LINUX_OBJ"
+ LIBAIO=
+
+ ac_fn_c_check_header_mongrel "$LINENO" "libaio.h" "ac_cv_header_libaio_h" "$ac_includes_default"
+if test "x$ac_cv_header_libaio_h" = xyes; then :
+
+ user_libaio=yes
+ LIBAIO="-laio"
+
+
+$as_echo "#define HAVE_LIBAIO 1" >>confdefs.h
+
+
+else
+
+ user_libaio=no
+
+fi
+
+
+
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Wframe-larger-than=<size> support" >&5
$as_echo_n "checking for -Wframe-larger-than=<size> support... " >&6; }
+ LIBAIO=
+
+ ac_fn_c_check_header_mongrel "$LINENO" "libaio.h" "ac_cv_header_libaio_h" "$ac_includes_default"
+if test "x$ac_cv_header_libaio_h" = xyes; then :
+
+ user_libaio=yes
+ LIBAIO="-laio"
+
+
+$as_echo "#define HAVE_LIBAIO 1" >>confdefs.h
+
+
+else
+
+ user_libaio=no
+
+fi
+
+
+
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Wframe-larger-than=<size> support" >&5
$as_echo_n "checking for -Wframe-larger-than=<size> support... " >&6; }
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether mount_nodev() is available" >&5
-$as_echo_n "checking whether mount_nodev() is available... " >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fst->mount() exists" >&5
+$as_echo_n "checking whether fst->mount() exists... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.c
- #include <linux/fs.h>
+ #include <linux/fs.h>
+
+ static struct dentry *
+ mount(struct file_system_type *fs_type, int flags,
+ const char *osname, void *data) {
+ struct dentry *d = NULL;
+ return (d);
+ }
+
+ static struct file_system_type fst __attribute__ ((unused)) = {
+ .mount = mount,
+ };
int
main (void)
{
- mount_nodev(NULL, 0, NULL, NULL);
;
return 0;
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then :
- rc=0
-else
- $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
- rc=1
-
-
-fi
- rm -Rf build
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
- if test $rc -ne 0; then :
+$as_echo "#define HAVE_FST_MOUNT 1" >>confdefs.h
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
- else
- if test "x$enable_linux_builtin" != xyes; then
-
- grep -q -E '[[:space:]]mount_nodev[[:space:]]' \
- $LINUX_OBJ/$LINUX_SYMBOLS 2>/dev/null
- rc=$?
- if test $rc -ne 0; then
- export=0
- for file in fs/super.c; do
- grep -q -E "EXPORT_SYMBOL.*(mount_nodev)" \
- "$LINUX/$file" 2>/dev/null
- rc=$?
- if test $rc -eq 0; then
- export=1
- break;
- fi
- done
- if test $export -eq 0; then :
- rc=1
- else :
- rc=0
- fi
- else :
- rc=0
- fi
-
- fi
- if test $rc -ne 0; then :
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
- else :
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
-$as_echo "#define HAVE_MOUNT_NODEV 1" >>confdefs.h
+fi
+ rm -Rf build
- fi
- fi
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ns_capable exists" >&5
+$as_echo_n "checking whether ns_capable exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+
+
+ #include <linux/capability.h>
+
+int
+main (void)
+{
+
+ ns_capable((struct user_namespace *)NULL, CAP_SYS_ADMIN);
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+$as_echo "#define HAVE_NS_CAPABLE 1" >>confdefs.h
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether cred_t->user_ns exists" >&5
+$as_echo_n "checking whether cred_t->user_ns exists... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+
+
+ #include <linux/cred.h>
+
+int
+main (void)
+{
+
+ struct cred cr;
+ cr.user_ns = (struct user_namespace *)NULL;
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+$as_echo "#define HAVE_CRED_USER_NS 1" >>confdefs.h
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+ rm -Rf build
+
+
+
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether kuid_has_mapping/kgid_has_mapping exist" >&5
+$as_echo_n "checking whether kuid_has_mapping/kgid_has_mapping exist... " >&6; }
+
+
+cat confdefs.h - <<_ACEOF >conftest.c
+
+
+ #include <linux/uidgid.h>
+
+int
+main (void)
+{
+
+ kuid_has_mapping((struct user_namespace *)NULL, KUIDT_INIT(0));
+ kgid_has_mapping((struct user_namespace *)NULL, KGIDT_INIT(0));
+
+ ;
+ return 0;
+}
+
+_ACEOF
+
+
+
+cat - <<_ACEOF >conftest.h
+
+_ACEOF
+
+
+ rm -Rf build && mkdir -p build && touch build/conftest.mod.c
+ echo "obj-m := conftest.o" >build/Makefile
+ modpost_flag=''
+ test "x$enable_linux_builtin" = xyes && modpost_flag='modpost=true' # fake modpost stage
+ if { ac_try='cp conftest.c conftest.h build && make modules -C $LINUX_OBJ EXTRA_CFLAGS="-Werror $EXTRA_KCFLAGS" $ARCH_UM M=$PWD/build $modpost_flag'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; } >/dev/null && { ac_try='test -s build/conftest.o'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+$as_echo "#define HAVE_KUID_HAS_MAPPING 1" >>confdefs.h
+
+
+else
+ $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+
+
+fi
+ rm -Rf build
+
+
+
+
+
if test "$LINUX_OBJ" != "$LINUX"; then :
KERNELMAKE_PARAMS="$KERNELMAKE_PARAMS O=$LINUX_OBJ"
CONFIG_KERNEL_FALSE=
fi
+ if test "$ZFS_CONFIG" = kernel -o "$ZFS_CONFIG" = all &&
+ test "x$qatsrc" != x ; then
+ CONFIG_QAT_TRUE=
+ CONFIG_QAT_FALSE='#'
+else
+ CONFIG_QAT_TRUE='#'
+ CONFIG_QAT_FALSE=
+fi
+
if test "x$user_libudev" = xyes ; then
WANT_DEVNAME2DEVID_TRUE=
WANT_DEVNAME2DEVID_FALSE='#'
WANT_DEVNAME2DEVID_FALSE=
fi
- if test "$ZFS_CONFIG" = kernel -o "$ZFS_CONFIG" = all &&
- test "x$qatsrc" != x ; then
- CONFIG_QAT_TRUE=
- CONFIG_QAT_FALSE='#'
+ if test "x$user_libaio" = xyes ; then
+ WANT_MMAP_LIBAIO_TRUE=
+ WANT_MMAP_LIBAIO_FALSE='#'
else
- CONFIG_QAT_TRUE='#'
- CONFIG_QAT_FALSE=
+ WANT_MMAP_LIBAIO_TRUE='#'
+ WANT_MMAP_LIBAIO_FALSE=
fi
as_fn_error $? "conditional \"CONFIG_KERNEL\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi
+if test -z "${CONFIG_QAT_TRUE}" && test -z "${CONFIG_QAT_FALSE}"; then
+ as_fn_error $? "conditional \"CONFIG_QAT\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
if test -z "${WANT_DEVNAME2DEVID_TRUE}" && test -z "${WANT_DEVNAME2DEVID_FALSE}"; then
as_fn_error $? "conditional \"WANT_DEVNAME2DEVID\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi
-if test -z "${CONFIG_QAT_TRUE}" && test -z "${CONFIG_QAT_FALSE}"; then
- as_fn_error $? "conditional \"CONFIG_QAT\" was never defined.
+if test -z "${WANT_MMAP_LIBAIO_TRUE}" && test -z "${WANT_MMAP_LIBAIO_FALSE}"; then
+ as_fn_error $? "conditional \"WANT_MMAP_LIBAIO\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi