dnl AM_PATH_GINAC([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
dnl Test for GiNaC, and define GINACLIB_CPPFLAGS and GINACLIB_LIBS
dnl
-AC_DEFUN(AM_PATH_GINAC,
+AC_DEFUN([AM_PATH_GINAC],
[dnl
dnl Get the cppflags and libraries from the ginac-config script
dnl
prototype for exit() that conflicts with the one in stdlib.h */
extern "C" int system(const char *);
-int main(void)
+int main()
{
int major, minor, micro;
char *tmp_version;