--- a/Makefile 2019-11-14 12:11:48.000000000 +0000
+++ b/Makefile 2019-11-14 14:04:33.000000000 +0000
@@ -252,8 +252,7 @@
 endif
 
 # Optional Libraries
-LIBZIP_VERSION := $(shell ${PKG_CONFIG} --modversion libzip 2>/dev/null)
-HAVE_LIBZIP := $(if ${LIBZIP_VERSION},1)
+HAVE_LIBZIP := $(usev libzip)
 ifneq (${HAVE_LIBZIP},)
   CFLAGS += -DHAVE_LIBZIP $(shell ${PKG_CONFIG} --cflags libzip)
   LIBZIP_LIBS := $(shell ${PKG_CONFIG} --libs libzip)