1 files changed, 5 insertions, 4 deletions

diff --git a/pkgs/pure-ftpd/default.nix b/pkgs/pure-ftpd/default.nix
index 37ce6952..32a7a91e 100644
--- a/pkgs/pure-ftpd/default.nix
+++ b/pkgs/pure-ftpd/default.nix
@@ -1,4 +1,5 @@
-{ stdenv, fetchurl, openssl, postgresql, openldap }:
+{ ldapFtpId ? null
+, stdenv, fetchurl, openssl, postgresql, openldap }:
 
 stdenv.mkDerivation rec {
   name = "pure-ftpd-1.0.47";
@@ -8,9 +9,9 @@ stdenv.mkDerivation rec {
     sha256 = "1b97ixva8m10vln8xrfwwwzi344bkgxqji26d0nrm1yzylbc6h27";
   };
 
-  preConfigure = ''
-    sed -i -e "s#FTPuid#immaeFtpUid#" src/log_ldap.h
-    sed -i -e "s#FTPgid#immaeFtpGid#" src/log_ldap.h
+  preConfigure = stdenv.lib.optionalString (!isNull ldapFtpId) ''
+    sed -i -e "s#FTPuid#${ldapFtpId}Uid#" src/log_ldap.h
+    sed -i -e "s#FTPgid#${ldapFtpId}Gid#" src/log_ldap.h
     '';
   postConfigure = ''
     sed -i 's/define MAX_DATA_SIZE (40/define MAX_DATA_SIZE (70/' src/ftpd.h