efl: Remove check for strings.h

* strings.h: is very useful, very old and very standard. The only place
that checks for that is simple_xml_parser and I have no idea why



SVN revision: 82576

configure.ac

@@ -386,7 +386,6 @@ mcheck.h \
 netinet/in.h \
 siginfo.h \
 stdint.h \
-strings.h \
 sys/epoll.h \
 sys/inotify.h \
 sys/signalfd.h \

src/lib/eina/eina_simple_xml_parser.c

@@ -21,10 +21,7 @@
 # include "config.h"
 #endif
 
-
-#ifdef HAVE_STRINGS_H
-# include <strings.h>
-#endif
+#include <strings.h>
 #include <stdlib.h>
 #include <string.h>
 #include <ctype.h>