X-Git-Url: http://git.marmaro.de/?a=blobdiff_plain;f=configure.in;h=fec2eabdd5b1a4d54ccc9da13bdc5e480ff6accb;hb=603560103f9b6a5808e3fc165a484f040552b5af;hp=6b4e237e3d75d491c85d2046612680d68738ce8d;hpb=4f09543a71a26f8f30d4bd0a83faede0a144f23d;p=mmh

diff --git a/configure.in b/configure.in
index 6b4e237..fec2eab 100644
--- a/configure.in
+++ b/configure.in
@@ -270,14 +270,21 @@ dnl CHECK FUNCTIONS
 dnl ---------------
 AC_FUNC_VFORK
 AC_CHECK_FUNCS(waitpid wait3 sigaction sigprocmask sigblock sigsetmask \
-               sighold sigrelse writev lstat uname tzset killpg \
-               sigsetjmp)
+               sighold sigrelse writev lstat uname tzset killpg)
+
+dnl sigsetjmp may be a macro
+AC_MSG_CHECKING(for sigsetjmp)
+AC_TRY_LINK([#include <setjmp.h>], [sigsetjmp((void *)0, 0);],
+        [AC_DEFINE(HAVE_SIGSETJMP) AC_MSG_RESULT(yes)], AC_MSG_RESULT(no))
 
 AC_REPLACE_FUNCS(snprintf strerror strdup)
 
 dnl -------------------
 dnl CHECK FOR LIBRARIES
 dnl -------------------
+dnl Check location of modf
+AC_CHECK_FUNC(modf, , AC_CHECK_LIB(m, modf))
+
 dnl Checks for network libraries (nsl, socket)
 AC_CHECK_NETLIBS