configure: Assume that sys/wait.h is available on Unix.

configure

@@ -8678,12 +8678,6 @@ then :
   printf "%s\n" "#define HAVE_SYS_VNODE_H 1" >>confdefs.h
 
 fi
-ac_fn_c_check_header_compile "$LINENO" "sys/wait.h" "ac_cv_header_sys_wait_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_wait_h" = xyes
-then :
-  printf "%s\n" "#define HAVE_SYS_WAIT_H 1" >>confdefs.h
-
-fi
 ac_fn_c_check_header_compile "$LINENO" "syscall.h" "ac_cv_header_syscall_h" "$ac_includes_default"
 if test "x$ac_cv_header_syscall_h" = xyes
 then :

configure.ac

@@ -505,7 +505,6 @@ AC_CHECK_HEADERS(\
 	sys/user.h \
 	sys/utsname.h \
 	sys/vnode.h \
-	sys/wait.h \
 	syscall.h \
 	utime.h \
 	valgrind/memcheck.h \

dlls/ntdll/unix/loader.c

@@ -35,6 +35,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/mman.h>
+#include <sys/wait.h>
 #include <unistd.h>
 #include <dlfcn.h>
 #ifdef HAVE_PWD_H
@@ -52,9 +53,6 @@
 #ifdef HAVE_SYS_RESOURCE_H
 # include <sys/resource.h>
 #endif
-#ifdef HAVE_SYS_WAIT_H
-#include <sys/wait.h>
-#endif
 #include <limits.h>
 #ifdef HAVE_SYS_SYSCTL_H
 # include <sys/sysctl.h>

dlls/ntdll/unix/process.c

@@ -39,9 +39,7 @@
 # include <sys/times.h>
 #endif
 #include <sys/types.h>
-#ifdef HAVE_SYS_WAIT_H
-# include <sys/wait.h>
-#endif
+#include <sys/wait.h>
 #ifdef HAVE_SYS_SYSCTL_H
 # include <sys/sysctl.h>
 #endif

dlls/ntdll/unix/server.c

@@ -45,9 +45,7 @@
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <sys/socket.h>
-#ifdef HAVE_SYS_WAIT_H
 #include <sys/wait.h>
-#endif
 #ifdef HAVE_SYS_UN_H
 #include <sys/un.h>
 #endif

include/config.h.in

@@ -733,9 +733,6 @@
 /* Define to 1 if you have the <sys/vnode.h> header file. */
 #undef HAVE_SYS_VNODE_H
 
-/* Define to 1 if you have the <sys/wait.h> header file. */
-#undef HAVE_SYS_WAIT_H
-
 /* Define to 1 if you have the `tcdrain' function. */
 #undef HAVE_TCDRAIN
 

libs/wine/mmap.c

@@ -28,9 +28,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <sys/types.h>
-#ifdef HAVE_SYS_WAIT_H
 #include <sys/wait.h>
-#endif
 #include <sys/mman.h>
 #include <unistd.h>
 #ifdef HAVE_STDINT_H

server/ptrace.c

@@ -27,15 +27,13 @@
 #include <signal.h>
 #include <stdarg.h>
 #include <sys/types.h>
+#include <sys/wait.h>
 #ifdef HAVE_SYS_PTRACE_H
 # include <sys/ptrace.h>
 #endif
 #ifdef HAVE_SYS_PARAM_H
 # include <sys/param.h>
 #endif
-#ifdef HAVE_SYS_WAIT_H
-# include <sys/wait.h>
-#endif
 #ifdef HAVE_SYS_SYSCALL_H
 # include <sys/syscall.h>
 #endif

server/request.c

@@ -35,9 +35,7 @@
 #include <sys/time.h>
 #include <sys/types.h>
 #include <sys/socket.h>
-#ifdef HAVE_SYS_WAIT_H
-# include <sys/wait.h>
-#endif
+#include <sys/wait.h>
 #ifdef HAVE_SYS_UIO_H
 #include <sys/uio.h>
 #endif