diff options
| -rw-r--r-- | doc/doc-txt/ChangeLog | 2 | ||||
| -rw-r--r-- | src/src/exim.h | 6 |
2 files changed, 5 insertions, 3 deletions
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog index ef3236a62..b7a6a00e4 100644 --- a/doc/doc-txt/ChangeLog +++ b/doc/doc-txt/ChangeLog @@ -149,7 +149,7 @@ PP/34 Validate tls_require_ciphers on startup, since debugging an invalid PP/35 Pull in <features.h> on Linux, for some portability edge-cases of 64-bit ${eval} (JH/03). -PP/36 Define _ISOC99_SOURCE in exim.h; it's needed for some releases of +PP/36 Define _GNU_SOURCE in exim.h; it's needed for some releases of GNU libc to support some of the 64-bit stuff, should not lead to conflicts. Defined before os.h is pulled in, so if a given platform needs to override this, it can. diff --git a/src/src/exim.h b/src/src/exim.h index 987aebf83..c18c9aef3 100644 --- a/src/src/exim.h +++ b/src/src/exim.h @@ -21,9 +21,11 @@ This call dates back at least as far as SUSv2. */ #define HAVE_SRANDOM /* This is primarily for the Gnu C library; we define it before os.h so that -os.h has a chance to hurriedly undef it, Just In Case. */ +os.h has a chance to hurriedly undef it, Just In Case. We need C99 for some +64-bit math support, and defining _ISOC99_SOURCE breaks <resolv.h> and friends. +*/ -#define _ISOC99_SOURCE 1 +#define _GNU_SOURCE 1 /* First of all include the os-specific header, which might set things that are needed by any of the other headers, including system headers. */ |