Add needed #include.

Per POSIX, WIFSIGNALED and related macros are provided by <sys/wait.h>.
Apparently on Linux they're also pulled in by some other inclusions,
but BSD-ish systems are pickier.  Fixes portability issue in ffa4cbd62.

Per buildfarm.
This commit is contained in:
Tom Lane 2018-11-19 17:28:05 -05:00
parent 8285fae070
commit 0064d0e9f4

View File

@ -17,6 +17,7 @@
#include <ctype.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <netinet/in.h>
#include <arpa/inet.h>