requires gzip to unpack manual pages

postgresql/postgresql.spec

@@ -62,7 +62,7 @@ Patch0:       postgresql.patch
 #   build information
 Prefix:       %{l_prefix}
 BuildRoot:    %{l_buildroot}
-BuildPreReq:  OpenPKG, openpkg >= 20030718, make, gcc, flex, bison
+BuildPreReq:  OpenPKG, openpkg >= 20030718, make, gcc, flex, bison, gzip
 PreReq:       OpenPKG, openpkg >= 20030718
 BuildPreReq:  readline, zlib, openssl, getopt
 PreReq:       readline, zlib, openssl, getopt