Include sys/types.h instead of unistd.h to get uid_t and gid_t.

Add missing include of sys/types.h to a few places.

lib/util/getopt_long.c

@@ -52,6 +52,7 @@
 
 #include <config.h>
 
+#include <sys/types.h>
 #include <stdio.h>
 #ifdef STDC_HEADERS
 # include <stdlib.h>

lib/util/mksiglist.c

@@ -43,10 +43,8 @@ main(int argc, char *argv[])
 #include "mksiglist.h"
 
     printf("#include <config.h>\n");
+    printf("#include <sys/types.h>\n");
     printf("#include <signal.h>\n");
-    printf("#ifdef HAVE_UNISTD_H\n");
-    printf("# include <unistd.h>\n");
-    printf("#endif /* HAVE_UNISTD_H */\n");
     printf("#include \"sudo_compat.h\"\n\n");
     printf("const char *const sudo_sys_siglist[NSIG] = {\n");
     for (i = 0; i < NSIG; i++) {

lib/util/mksigname.c

@@ -43,10 +43,8 @@ main(int argc, char *argv[])
 #include "mksigname.h"
 
     printf("#include <config.h>\n");
+    printf("#include <sys/types.h>\n");
     printf("#include <signal.h>\n");
-    printf("#ifdef HAVE_UNISTD_H\n");
-    printf("# include <unistd.h>\n");
-    printf("#endif /* HAVE_UNISTD_H */\n");
     printf("#include \"sudo_compat.h\"\n\n");
     printf("const char *const sudo_sys_signame[NSIG] = {\n");
     for (i = 0; i < NSIG; i++) {

lib/util/regress/fnmatch/fnm_test.c

@@ -6,6 +6,7 @@
 
 #include <config.h>
 
+#include <sys/types.h>
 #include <stdio.h>
 #include <stdlib.h>
 #ifdef HAVE_STRING_H

lib/util/regress/glob/globtest.c

@@ -6,6 +6,7 @@
 
 #include <config.h>
 
+#include <sys/types.h>
 #include <stdio.h>
 #include <stdlib.h>
 #ifdef HAVE_STRING_H

lib/util/sha2.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2013-2015 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -25,6 +25,7 @@
 
 #include <config.h>
 
+#include <sys/types.h>
 #include <stdio.h>
 #ifdef STDC_HEADERS
 # include <stdlib.h>
@@ -57,7 +58,6 @@
 #else
 # include "compat/endian.h"
 #endif
-#include <unistd.h>
 
 #include "sudo_compat.h"
 #include "compat/sha2.h"

plugins/sudoers/regress/parser/check_base64.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2013-2015 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -16,6 +16,7 @@
 
 #include <config.h>
 
+#include <sys/types.h>
 #include <stdio.h>
 #ifdef STDC_HEADERS
 # include <stdlib.h>

plugins/sudoers/regress/parser/check_digest.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2013-2015 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -16,6 +16,7 @@
 
 #include <config.h>
 
+#include <sys/types.h>
 #include <stdio.h>
 #ifdef STDC_HEADERS
 # include <stdlib.h>

plugins/sudoers/regress/parser/check_hexchar.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014 Todd C. Miller <Todd.Miller@courtesan.com>
+ * Copyright (c) 2014-2015 Todd C. Miller <Todd.Miller@courtesan.com>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -16,6 +16,7 @@
 
 #include <config.h>
 
+#include <sys/types.h>
 #include <stdio.h>
 #ifdef STDC_HEADERS
 # include <stdlib.h>