regex and regsub are obsolete and Evil, so don't include them in the club.

Doc/Makefile.deps

@@ -66,8 +66,6 @@ LIBFILES= $(MANSTYLES) $(COMMONTEX) \
 	../lib/libstring.tex \
 	../lib/libcodecs.tex \
 	../lib/libunicodedata.tex \
-	../lib/libregex.tex \
-	../lib/libregsub.tex \
 	../lib/libstruct.tex \
 	../lib/libmisc.tex \
 	../lib/libmath.tex \

Doc/lib/lib.tex

@@ -100,8 +100,8 @@ and how to embed it in other applications.
 \input{libstrings}		% String Services
 \input{libstring}
 \input{libre}
-\input{libregex}
-\input{libregsub}
+%\input{libregex}
+%\input{libregsub}
 \input{libstruct}
 \input{libfpformat}
 \input{libstringio}