Index: configure.ac
==================================================================
--- configure.ac
+++ configure.ac
@@ -886,16 +886,17 @@
 		;;
 	*-*-msdosdjgpp*)
 		have_processes="no"
 		;;
 	*)
-		AC_CHECK_FUNCS([fork dup2 execvp kill], [
+		AC_CHECK_FUNCS([fork dup2 execvp kill _exit], [
 			if test x"$ac_cv_func_fork" = x"yes" \
 			    -a x"$ac_cv_func_pipe" = x"yes" \
 			    -a x"$ac_cv_func_dup2" = x"yes" \
 			    -a x"$ac_cv_func_execvp" = x"yes" \
-			    -a x"$ac_cv_func_kill" = x"yes"; then
+			    -a x"$ac_cv_func_kill" = x"yes" \
+			    -a x"$ac_cv_func__exit" = x"yes"; then
 				have_processes="yes"
 			fi
 		], [
 			break
 		])

Index: src/OFProcess.m
==================================================================
--- src/OFProcess.m
+++ src/OFProcess.m
@@ -174,12 +174,11 @@
 			close(_writePipe[1]);
 			dup2(_writePipe[0], 0);
 			dup2(_readPipe[1], 1);
 			execvp([program cStringWithEncoding: encoding], argv);
 
-			@throw [OFInitializationFailedException
-			    exceptionWithClass: [self class]];
+			_exit(EXIT_FAILURE);
 		case -1:
 			@throw [OFInitializationFailedException
 			    exceptionWithClass: [self class]];
 		default:
 			close(_readPipe[1]);