Groff 1.16.1 implements .psbb request internally in troff(1)

rather than as a macro using the .sy request, so we may drop
the unsafe (-U) mode.

3 files changed, 3 insertions, 3 deletions

diff --git a/share/doc/papers/bufbio/Makefile b/share/doc/papers/bufbio/Makefile
index cb22140..507ad84 100644
--- a/share/doc/papers/bufbio/Makefile
+++ b/share/doc/papers/bufbio/Makefile
@@ -4,6 +4,6 @@ USE_PIC=1
 VOLUME= papers
 DOC=    bio
 SRCS=   bio.ms
-MACROS= -ms -U
+MACROS= -ms
 
 .include <bsd.doc.mk>
diff --git a/share/doc/papers/jail/Makefile b/share/doc/papers/jail/Makefile
index 0d12946..71406dd 100644
--- a/share/doc/papers/jail/Makefile
+++ b/share/doc/papers/jail/Makefile
@@ -3,6 +3,6 @@ VOLUME= papers
 DOC=    jail
 SRCS=   paper.ms
 EXTRA=	implementation.ms mgt.ms future.ms
-MACROS= -ms -mpspic -U
+MACROS= -ms
 
 .include <bsd.doc.mk>
diff --git a/share/doc/papers/jail/paper.ms b/share/doc/papers/jail/paper.ms
index abf95c7..60be9f2 100644
--- a/share/doc/papers/jail/paper.ms
+++ b/share/doc/papers/jail/paper.ms
@@ -258,7 +258,7 @@ another process already in that jail.
 Processes may never
 leave the jail they created, or were created in.
 .KF
-.PSPIC jail01.eps 4i
+.if t .PSPIC jail01.eps 4i
 .ce 1
 Fig. 1 \(em Schematic diagram of machine with two configured jails
 .sp