package libcurl4-gnutls-dev 7.38.0-3ubuntu2.2 failed to install/upgrade: tentative de remplacement de « /usr/bin/curl-config », qui est différent d'autres instances du paquet libcurl4-gnutls-dev:i386

I was trying to install the i386 version, because it seemed like it was needed to lauch the game "Mount & Blade : Warband" but that tried to replace the already installed "curl-config"

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: libcurl4-gnutls-dev 7.38.0-3ubuntu2.2
ProcVersionSignature: Ubuntu 3.19.0-33.38-generic 3.19.8-ckt7
Uname: Linux 3.19.0-33-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.17.2-0ubuntu1.7
Architecture: amd64
Date: Tue Dec 1 19:26:56 2015
DuplicateSignature: package:libcurl4-gnutls-dev:7.38.0-3ubuntu2.2:tentative de remplacement de « /usr/bin/curl-config », qui est différent d'autres instances du paquet libcurl4-gnutls-dev:i386
ErrorMessage: tentative de remplacement de « /usr/bin/curl-config », qui est différent d'autres instances du paquet libcurl4-gnutls-dev:i386
InstallationDate: Installed on 2015-09-29 (63 days ago)
InstallationMedia: Ubuntu-Server 15.04 "Vivid Vervet" - Release amd64 (20150422)
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1.1
 apt 1.0.9.7ubuntu4.1
SourcePackage: curl
Title: package libcurl4-gnutls-dev 7.38.0-3ubuntu2.2 failed to install/upgrade: tentative de remplacement de « /usr/bin/curl-config », qui est différent d'autres instances du paquet libcurl4-gnutls-dev:i386
UpgradeStatus: No upgrade log present (probably fresh install)