require perl and find it

spread/spread.spec

@@ -33,7 +33,7 @@ Distribution: OpenPKG [PLUS]
 Group:        Network
 License:      BSD-style
 Version:      3.17.1
-Release:      20030722
+Release:      20030801
 
 #   list of sources
 Source0:      http://www.cnds.jhu.edu/download/download_spread.cgi::/spread-src-%{version}.tar.gz
@@ -41,7 +41,7 @@ Source0:      http://www.cnds.jhu.edu/download/download_spread.cgi::/spread-src-
 #   build information
 Prefix:       %{l_prefix}
 BuildRoot:    %{l_buildroot}
-BuildPreReq:  OpenPKG, openpkg >= 20020206, gcc, flex, bison
+BuildPreReq:  OpenPKG, openpkg >= 20020206, perl, gcc, flex, bison
 PreReq:       OpenPKG, openpkg >= 20020206
 AutoReq:      no
 AutoReqProv:  no
@@ -58,8 +58,13 @@ AutoReqProv:  no
 
 %build
     %{l_shtool} subst -e 's;if test ! -d \$piddir;if false;' configure
+    %{l_shtool} subst \
+        -e 's;/usr/bin/perl;%{l_prefix}/bin/perl;g' \
+        buildtools/fixpaths \
+        buildtools/mdoc2man.pl
     CC="%{l_cc}" \
     CFLAGS="%{l_cflags -O}" \
+    PERL="%{l_prefix}/bin/perl" \
     ./configure \
         --prefix=%{l_prefix} \
         --sysconfdir=%{l_prefix}/etc/spread \