adapted libpath for bzip2

perl-comp/perl-comp.spec

@@ -108,7 +108,8 @@ AutoReqProv:  no
           -e 's:^#\($LZO_INCLUDE[^=]*\)=.*:\1= "%{l_cppflags lzo}";:' \
           -e 's:^#\($LZO_LIB[^=]*\)=.*:\1= "%{l_ldflags}";:' \
           Makefile.PL
-      cd Compress-Bzip2-%{V_compress_bzip2}
+    ) || exit $?
+    ( cd Compress-Bzip2-%{V_compress_bzip2}
       %{l_shtool} subst \
           -e 's:^#\($Bzip2_LIB[^=]*\)=.*:\1= "%{l_ldflags}";:' \
           -e 's:^#\($Bzip2_INCLUDE[^=]*\)=.*:\1= "%{l_cppflags bzip2}";:' \