File ksh93-signals.dif of Package ksh

--- src/cmd/ksh93/data/signals.c
+++ src/cmd/ksh93/data/signals.c	2008-09-11 15:49:02.645531304 +0000
@@ -18,6 +18,8 @@
 *                                                                      *
 ***********************************************************************/
 #include	<ast.h>
+#include	<cmd.h>
+#include	<jobs.h>
 #include	"shtable.h"
 #include	"fault.h"
 
--- src/cmd/ksh93/sh/jobs.c
+++ src/cmd/ksh93/sh/jobs.c	2010-03-03 14:17:34.812626467 +0100
@@ -279,7 +279,7 @@ int job_reap(register int sig)
 		}
 		pid = waitpid((pid_t)-1,&wstat,flags);
 		sh_offstate(SH_TTYWAIT);
-
+#ifdef WCONTINUED
 		/*
 		 * some systems (linux 2.6) may return EINVAL
 		 * when there are no continued children
@@ -287,6 +287,7 @@ int job_reap(register int sig)
 
 		if (pid<0 && errno==EINVAL && (flags&WCONTINUED))
 			pid = waitpid((pid_t)-1,&wstat,flags&=~WCONTINUED);
+#endif
 		sh_sigcheck();
 		if(pid<0 && errno==EINTR && (sig||job.savesig))
 			continue;
--- src/cmd/ksh93/sh/xec.c
+++ src/cmd/ksh93/sh/xec.c	2007-12-21 13:28:04.000000000 +0100
@@ -2894,6 +2894,7 @@ static pid_t sh_ntfork(Shell_t *shp,cons
 				{
 					signal(SIGTTIN,SIG_DFL);
 					signal(SIGTTOU,SIG_DFL);
+					signal(SIGTSTP,SIG_DFL);
 				}
 #endif /* SIGTSTP */
 #ifdef JOBS
@@ -2931,6 +2932,9 @@ static pid_t sh_ntfork(Shell_t *shp,cons
 			{
 				signal(SIGTTIN,SIG_IGN);
 				signal(SIGTTOU,SIG_IGN);
+				if(sh_isstate(SH_INTERACTIVE))
+					signal(SIGTSTP,SIG_IGN);
+				else	signal(SIGTSTP,SIG_DFL);
 			}
 #endif /* SIGTSTP */
 			if(spawnpid>0)
@@ -3011,6 +3015,7 @@ static pid_t sh_ntfork(Shell_t *shp,cons
 		{
 			signal(SIGTTIN,SIG_DFL);
 			signal(SIGTTOU,SIG_DFL);
+			signal(SIGTSTP,SIG_DFL);
 			jobwasset++;
 		}
 #endif /* SIGTSTP */
@@ -3069,6 +3074,9 @@ static pid_t sh_ntfork(Shell_t *shp,cons
 	{
 		signal(SIGTTIN,SIG_IGN);
 		signal(SIGTTOU,SIG_IGN);
+		if(sh_isstate(SH_INTERACTIVE))
+			signal(SIGTSTP,SIG_IGN);
+		else	signal(SIGTSTP,SIG_DFL);
 	}
 #endif /* SIGTSTP */
 	if(sigwasset)