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-rw-r--r--m4/ax_zmq.m47
1 files changed, 3 insertions, 4 deletions
diff --git a/m4/ax_zmq.m4 b/m4/ax_zmq.m4
index 752dc54..15c2414 100644
--- a/m4/ax_zmq.m4
+++ b/m4/ax_zmq.m4
@@ -31,7 +31,7 @@
# and this notice are preserved. This file is offered as-is, without any
# warranty.
-#serial 2
+#serial 3
AC_DEFUN([AX_ZMQ], [
AC_ARG_WITH([zmq], [AS_HELP_STRING([--with-zmq=<prefix>],[ZMQ prefix directory])], [
@@ -45,10 +45,9 @@ AC_DEFUN([AX_ZMQ], [
LD_FLAGS="$LDFLAGS $ZMQ_LDFLAGS"
CPPFLAGS="$CPPFLAGS $ZMQ_CPPFLAGS"
- AC_LANG_SAVE
- AC_LANG_C
+ AC_LANG_PUSH([C])
AC_CHECK_HEADER(zmq.h, [zmq_h=yes], [zmq_h=no])
- AC_LANG_RESTORE
+ AC_LANG_POP([C])
if test "$zmq_h" = "yes"; then
version=ifelse([$1], ,4.0.0,$1)