Drop superfluously history locking patches

OBS-URL: https://build.opensuse.org/package/show/shells/tcsh?expand=0&rev=90

tcsh-6.21.00.dif

@@ -93,7 +93,7 @@
  
 --- sh.c
 +++ sh.c	2019-05-09 08:41:54.237060106 +0000
-@@ -1347,6 +1347,9 @@ main(int argc, char **argv)
+@@ -1346,6 +1346,9 @@ main(int argc, char **argv)
  	    setintr = osetintr;
  	    parintr = oparintr;
  	}

tcsh.changes

@@ -1,3 +1,18 @@
+-------------------------------------------------------------------
+Mon Dec  2 09:47:03 UTC 2019 - Dr. Werner Fink <werner@suse.de>
+
+- Drop patches
+  * tcsh-6.21.0-history-file-locking.patch
+    As upstream introduced its own history file locking
+  * tcsh-6.18.03-history-merge.dif
+    To respect upstream history merge handling
+  * tcsh-6.19.00-history-file-locking-order.patch
+    Not required due dropped tcsh-6.21.0-history-file-locking.patch
+  * tcsh-6.20.00-avoid-dotlock-for-fcntl.patch
+    Not required due dropped tcsh-6.21.0-history-file-locking.patch
+  * tcsh-6.18.01-history-stderror-jmp.patch
+    Not required due dropped tcsh-6.21.0-history-file-locking.patch
+
 -------------------------------------------------------------------
 Mon Dec  2 08:26:48 UTC 2019 - Dr. Werner Fink <werner@suse.de>
 

tcsh.spec

@@ -32,15 +32,6 @@ Patch2:         tcsh-6.16.00-norm-cmd.dif
 Patch4:         tcsh-6.18.03-colorls.dif
 Patch5:         tcsh-6.17.06-dspmbyte.dif
 Patch6:         tcsh-6.18.03-catalogs.dif
-# PATCH-FIX-SUSE add history file locking (bsc#901076)
-Patch9:         tcsh-6.21.0-history-file-locking.patch
-Patch10:        tcsh-6.18.03-history-merge.dif
-# PATCH-FIX-SUSE fix history file locking: first unlock then close
-Patch11:        tcsh-6.19.00-history-file-locking-order.patch
-# PATCH-FIX-SUSE Aoid dot locking as patch 9 and 11 do the job better
-Patch12:        tcsh-6.20.00-avoid-dotlock-for-fcntl.patch
-# PATCH-FIX-SUSE Restore cleaning routines in case of an error (bsc#1151630)
-Patch13:        tcsh-6.18.01-history-stderror-jmp.patch
 BuildRequires:  autoconf
 BuildRequires:  fdupes
 BuildRequires:  ncurses-devel
@@ -66,11 +57,6 @@ correction, a history mechanism, job control, and a C-like syntax.
 %patch4      -b .colorls
 %patch5      -b .dspmbyte
 %patch6      -b .catalogs
-%patch9      -b .histlock
-%patch10     -b .histmerg
-%patch11     -b .histlckord
-%patch12 -p0 -b .nodtlck
-%patch13 -p0 -b .histerrjmp
 %patch0      -b .0
 
 %build