X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2FOS%2Fos.h-GNU;h=59130ef1054c85e99b16a8d1e52f2969bd8862e7;hb=99dbdcf461adff82b2fe68c9c9c690c4982969b1;hp=44993163d319da42686679b02a7be987a2741ff2;hpb=9c19b270ead379003ece51fb49b83e7ea8b2d25e;p=user%2Fhenk%2Fcode%2Fexim.git

diff --git a/src/OS/os.h-GNU b/src/OS/os.h-GNU
index 44993163d..59130ef10 100644
--- a/src/OS/os.h-GNU
+++ b/src/OS/os.h-GNU
@@ -1,4 +1,5 @@
 /* Exim: OS-specific C header file for GNU/Hurd */
+/* Copyright (c) The Exim Maintainers 2020 */
 
 #define CRYPT_H
 #define GLIBC_IP_OPTIONS
@@ -20,4 +21,8 @@ typedef struct flock flock_t;
 /* default is non-const */
 #define ICONV_ARG2_TYPE const char **
 
+/* setgroups(0, NULL) succeeds, and drops the gid group
+as well as any supplementary groups*/
+#define OS_SETGROUPS_ZERO_DROPS_ALL
+
 /* End */