os: include unistd.h when HAVE_PSTACK is defined

On Solaris when HAVE_PSTACK is defined unistd.h needs to be included to avoid implicit declarations of pipe, read, execle etc.
2021-05-14 13:57:10 +00:00 · 2021-05-14 13:57:10 +00:00 · 236d177550
parent 7515c23a41
commit 236d177550
1 changed files with 2 additions and 0 deletions
--- a/os/backtrace.c
+++ b/os/backtrace.c
@ -227,6 +227,8 @@ xorg_backtrace_frame(uintptr_t pc, int signo, void *arg)
 #endif                          /* HAVE_WALKCONTEXT */

 #ifdef HAVE_PSTACK
+#include <unistd.h>
+
 static int
 xorg_backtrace_pstack(void)
 {