lib: HAVE_GLIBC_BACKTRACE does not belong in zebra.h

The backtrace functionality has been abstracted over
to zlog_backtrace().  Now that every place uses this
move the inclusion for HAVE_GLIBC_BACKTRACE into
the appropriate files instead of having everyone
pay for this costly include.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/log.c b/lib/log.c
index a92f9e8855..b18b37efa3 100644
--- a/lib/log.c
+++ b/lib/log.c
@@ -8,6 +8,10 @@
 
 #include <zebra.h>
 
+#ifdef HAVE_GLIBC_BACKTRACE
+#include <execinfo.h>
+#endif /* HAVE_GLIBC_BACKTRACE */
+
 #include "zclient.h"
 #include "log.h"
 #include "memory.h"