File libzip-ocloexec.patch of Package libzip

--- a/lib/zip_source_filep.c	2016-12-31 13:39:23.000000000 +0100
+++ b/lib/zip_source_filep.c	2017-02-20 08:42:53.406688474 +0100
@@ -53,10 +53,7 @@
 #define CAN_CLONE
 #endif
 
-#ifdef _WIN32
-/* WIN32 needs <fcntl.h> for _O_BINARY */
 #include <fcntl.h>
-#endif
 
 /* Windows sys/types.h does not provide these */
 #ifndef S_ISREG
@@ -254,7 +251,7 @@
     sprintf(temp, "%s.XXXXXX", ctx->fname);
 
     mask = umask(_SAFE_MASK);
-    if ((tfd = mkstemp(temp)) == -1) {
+    if ((tfd = mkostemp(temp, O_CLOEXEC)) == -1) {
 	zip_error_set(&ctx->error, ZIP_ER_TMPOPEN, errno);
 	umask(mask);
 	free(temp);
@@ -449,7 +446,7 @@
 
     case ZIP_SOURCE_OPEN:
 	if (ctx->fname) {
-	    if ((ctx->f = fopen(ctx->fname, "rb")) == NULL) {
+	    if ((ctx->f = fopen(ctx->fname, "rbe")) == NULL) {
 		zip_error_set(&ctx->error, ZIP_ER_OPEN, errno);
 		return -1;
 	    }