@@ -934,12 +934,12 @@
 		;;
 	*-*-msdosdjgpp*)
 		have_processes="no"
 		;;
 	*)
-		AC_CHECK_FUNCS([fork dup2 execvp kill _exit], [
-			AS_IF([test x"$ac_cv_func_fork" = x"yes" \
+		AC_CHECK_FUNCS([vfork dup2 execvp kill _exit], [
+			AS_IF([test x"$ac_cv_func_vfork" = x"yes" \
 			    -a x"$ac_cv_func_pipe" = x"yes" \
 			    -a x"$ac_cv_func_dup2" = x"yes" \
 			    -a x"$ac_cv_func_execvp" = x"yes" \
 			    -a x"$ac_cv_func_kill" = x"yes" \
 			    -a x"$ac_cv_func__exit" = x"yes"], [