1 diff -u -r ../zeromq-4.2.2/configure.ac ./configure.ac
2 --- ../zeromq-4.2.2/configure.ac 2017-02-18 19:05:37.000000000 +0100
3 +++ ./configure.ac 2017-03-23 10:31:34.501893021 +0100
5 AC_SUBST(pkg_config_defines, "")
8 -PKG_CHECK_MODULES(LIBUNWIND, [libunwind],
10 - AC_DEFINE(HAVE_LIBUNWIND, 1, [The libunwind library is to be used])
11 - AC_SUBST([LIBUNWIND_CFLAGS])
12 - AC_SUBST([LIBUNWIND_LIBS])
13 - AC_CHECK_LIB([dl], [dladdr])
16 - AC_MSG_WARN([Cannot find libunwind])
19 # Subst LIBZMQ_EXTRA_CFLAGS & CXXFLAGS & LDFLAGS
20 AC_SUBST(LIBZMQ_EXTRA_CFLAGS)
21 AC_SUBST(LIBZMQ_EXTRA_CXXFLAGS)