---- libosip2-4.1.0/configure.ac.orig 2014-01-09 21:41:08.039332227 +0100
-+++ libosip2-4.1.0/configure.ac 2014-01-09 21:43:01.432660802 +0100
-@@ -211,11 +211,11 @@
+--- libosip2-5.2.1/configure.ac.orig 2021-06-12 17:50:24.019202166 +0200
++++ libosip2-5.2.1/configure.ac 2021-06-12 17:55:50.656148184 +0200
+@@ -187,11 +187,11 @@
AM_CONDITIONAL(BUILD_MAXSIZE, test x$enable_minisize = xno)
dnl Checks for libraries. (those one are needed for sun)
-AC_CHECK_LIB(posix4,sem_open,[FSM_LIB="$FSM_LIB -lposix4 -mt"])
-AC_CHECK_LIB(nsl,nis_add,[FSM_LIB="$FSM_LIB -lnsl"])
-AC_CHECK_LIB(socket,sendto,[FSM_LIB="$FSM_LIB -lsocket"])
--AC_CHECK_LIB(c, lrand48, AC_DEFINE([HAVE_LRAND48], [], [Defined if you have lrand48]))
--AC_CHECK_LIB(rt,clock_gettime,[FSM_LIB="$FSM_LIB -lrt"])
+AC_CHECK_FUNC(sem_open, , [AC_CHECK_LIB(posix4,sem_open,[FSM_LIB="$FSM_LIB -lposix4 -mt"])])
-+AC_CHECK_FUNC(gethostbyname, , [AC_CHECK_LIB(nsl,nis_add,[FSM_LIB="$FSM_LIB -lnsl"])])
++AC_CHECK_FUNC(nis_add, , [AC_CHECK_LIB(nsl,nis_add,[FSM_LIB="$FSM_LIB -lnsl"])])
+AC_CHECK_FUNC(sendto, , [AC_CHECK_LIB(socket,sendto,[FSM_LIB="$FSM_LIB -lsocket"])])
-+AC_CHECK_LIB(c, lrand48, [AC_DEFINE([HAVE_LRAND48], [], [Defined if you have lrand48])])
+ AC_CHECK_LIB(c, lrand48, AC_DEFINE([HAVE_LRAND48], [], [Defined if you have lrand48]))
+-AC_CHECK_LIB(rt,clock_gettime,[FSM_LIB="$FSM_LIB -lrt"])
+AC_CHECK_FUNC(clock_gettime, , [AC_CHECK_LIB(rt,clock_gettime,[FSM_LIB="$FSM_LIB -lrt"])])
- AC_CACHE_CHECK([whether -Wall works], Wall_cv_flag, [
- saved_CPPFLAGS=$CPPFLAGS
+ AC_CHECK_FUNCS([localtime])
+