remove dependency to gzip and instead of the bootstrap gzip

ncurses/ncurses.spec

@@ -61,7 +61,7 @@ Class:        BASE
 Group:        Terminal
 License:      GPL
 Version:      %{V_base}.%{V_patchL}
-Release:      20060713
+Release:      20060715
 
 #   list of sources
 Source0:      ftp://invisible-island.net/ncurses/ncurses-%{V_base}.tar.gz
@@ -92,7 +92,7 @@ Patch100:     ncurses.patch
 #   build information
 Prefix:       %{l_prefix}
 BuildRoot:    %{l_buildroot}
-BuildPreReq:  OpenPKG, openpkg >= 20040130, sharutils, gzip
+BuildPreReq:  OpenPKG, openpkg >= 20040130, sharutils
 PreReq:       OpenPKG, openpkg >= 20040130
 AutoReq:      no
 AutoReqProv:  no
@@ -137,8 +137,8 @@ AutoReqProv:  no
         %{expand:%(i=1; while [ $i -le %{V_patches} ]; do %{l_shtool} echo -n " %%{PATCH$i}"; i=`expr $i + 1`; done)}
     do
         case "$patchfile" in
-            *.sh.bz2    ) %{l_bzip2} -d -c $patchfile | sed -e 's;patch -p1;%{l_patch} -p1;' | sh - || true ;;
-            *.sh.gz     ) %{l_gzip}  -d -c $patchfile | sed -e 's;patch -p1;%{l_patch} -p1;' | sh - || true ;;
+            *.sh.bz2    ) %{l_bzip2} -d -c $patchfile | sed -e 's;gzip -dc;%{l_gzip} -dc;' -e 's;patch -p1;%{l_patch} -p1;' | sh - || true ;;
+            *.sh.gz     ) %{l_gzip}  -d -c $patchfile | sed -e 's;gzip -dc;%{l_gzip} -dc;' -e 's;patch -p1;%{l_patch} -p1;' | sh - || true ;;
             *.patch.bz2 ) %{l_bzip2} -d -c $patchfile | %{l_patch} -p1 || true ;;
             *.patch.gz  ) %{l_gzip}  -d -c $patchfile | %{l_patch} -p1 || true ;;
             * )