enhance autoconf regex to be less defective (still not completely correct), and thus correct broken FreeBSD builds when using the with_tcl option

vim/vim.spec

@@ -38,7 +38,7 @@ Class:        CORE
 Group:        Editor
 License:      Charityware
 Version:      %{V_vl}.%{V_pl}
-Release:      20050615
+Release:      20050620
 
 #   package options
 %option       with_x11        no
@@ -224,6 +224,7 @@ AutoReqProv:  no
     #   dependency to it because of vim:CORE vs. ncurses:BASE).
     %{l_shtool} subst \
         -e 's;ncurses termlib termcap curses;termlib termcap ncurses curses;' \
+        -e 's;\(.*TCL_DEFS=.*sed -e \)\(.\)\(.*\);\1\2/^[^-]/d\2 \2\3;' \
         vim%{V_vs}/src/auto/configure
 
     #   adjust introduction text for OpenPKG branding