Link against the right library name for archivers/quazip-qt5.
--- src/src.pro.orig	2015-12-28 22:27:47 UTC
+++ src/src.pro
@@ -15,7 +15,7 @@ isEmpty(SYSTEM_QUAZIP) {
   DEFINES += QUAZIP_STATIC
   include(../3rdparty/quazip-0.7/quazip.pri)
 } else {
-  LIBS += -lquazip
+  LIBS += -lquazip5
 }
 
 #Qt Version