Include <strings.h> to get rid of a warning on AIX 4.3.

src/libraries/liboop/adns.c

@@ -13,9 +13,11 @@
 #include <assert.h>
 
 #ifdef HAVE_STRING_H
-/* Get rid of "warning: implicit declaration of function `bzero'"
-   warning on AIX 4.3 when FD_ZERO is used. */
-#include <string.h>
+#  include <string.h>	/* Needed on NetBSD1.1/SPARC due to bzero/FD_ZERO. */
+#endif
+
+#ifdef HAVE_STRINGS_H
+#  include <strings.h>  /* Needed on AIX 4.2 due to bzero/FD_ZERO. */
 #endif
 
 struct oop_adapter_adns {

src/libraries/liboop/glib.c

@@ -21,9 +21,11 @@
 #endif
 
 #ifdef HAVE_STRING_H
-/* Get rid of "warning: implicit declaration of function `bzero'"
-   warning on AIX 4.3 when FD_ZERO is used. */
-#include <string.h>
+#  include <string.h>	/* Needed on NetBSD1.1/SPARC due to bzero/FD_ZERO. */
+#endif
+
+#ifdef HAVE_STRINGS_H
+#  include <strings.h>  /* Needed on AIX 4.2 due to bzero/FD_ZERO. */
 #endif
 
 static int use_count = 0;

src/libraries/liboop/select.c

@@ -9,9 +9,11 @@
 #include <assert.h>
 
 #ifdef HAVE_STRING_H
-/* Get rid of "warning: implicit declaration of function `bzero'"
-   warning on AIX 4.3 when FD_ZERO is used. */
-#include <string.h>
+#  include <string.h>	/* Needed on NetBSD1.1/SPARC due to bzero/FD_ZERO. */
+#endif
+
+#ifdef HAVE_STRINGS_H
+#  include <strings.h>  /* Needed on AIX 4.2 due to bzero/FD_ZERO. */
 #endif
 
 struct select_set {

src/libraries/liboop/sys.c

@@ -25,9 +25,11 @@
 #endif
 
 #ifdef HAVE_STRING_H
-/* Get rid of "warning: implicit declaration of function `bzero'"
-   warning on AIX 4.3 when FD_ZERO is used. */
-#include <string.h>
+#  include <string.h>	/* Needed on NetBSD1.1/SPARC due to bzero/FD_ZERO. */
+#endif
+
+#ifdef HAVE_STRINGS_H
+#  include <strings.h>  /* Needed on AIX 4.2 due to bzero/FD_ZERO. */
 #endif
 
 #define MAGIC 0x9643