Remove dummy ISC_PLATFORM_HAVESTRINGSH platform define

configure

@@ -706,7 +706,6 @@ DNSTAPSRCS
 DNSTAP
 FSTRM_CAPTURE
 PROTOC_C
-ISC_PLATFORM_HAVESTRINGSH
 IRS_PLATFORM_USEDECLSPEC
 ISC_PLATFORM_USEDECLSPEC
 ISC_PLATFORM_HAVESTATNSEC
@@ -18033,29 +18032,6 @@ ISC_PLATFORM_USEDECLSPEC="#undef ISC_PLATFORM_USEDECLSPEC"
 IRS_PLATFORM_USEDECLSPEC="#undef IRS_PLATFORM_USEDECLSPEC"
-#
-# Random remaining OS-specific issues involving compiler warnings.
-# XXXDCL print messages to indicate some compensation is being done?
-#
-
-for ac_header in strings.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "strings.h" "ac_cv_header_strings_h" "$ac_includes_default"
-if test "x$ac_cv_header_strings_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_STRINGS_H 1
-_ACEOF
- ISC_PLATFORM_HAVESTRINGSH="#define ISC_PLATFORM_HAVESTRINGSH 1"
-
-else
-  ISC_PLATFORM_HAVESTRINGSH="#undef ISC_PLATFORM_HAVESTRINGSH"
-
-fi
-
-done
-
-
-
 #
 # Check for if_nametoindex() for IPv6 scoped addresses support
 #

configure.in

@@ -2075,18 +2075,6 @@ ISC_PLATFORM_USEDECLSPEC="#undef ISC_PLATFORM_USEDECLSPEC"
 AC_SUBST(IRS_PLATFORM_USEDECLSPEC)
 IRS_PLATFORM_USEDECLSPEC="#undef IRS_PLATFORM_USEDECLSPEC"
 
-#
-# Random remaining OS-specific issues involving compiler warnings.
-# XXXDCL print messages to indicate some compensation is being done?
-#
-
-AC_CHECK_HEADERS(strings.h,
-  ISC_PLATFORM_HAVESTRINGSH="#define ISC_PLATFORM_HAVESTRINGSH 1"
-,
-  ISC_PLATFORM_HAVESTRINGSH="#undef ISC_PLATFORM_HAVESTRINGSH"
-)
-AC_SUBST(ISC_PLATFORM_HAVESTRINGSH)
-
 #
 # Check for if_nametoindex() for IPv6 scoped addresses support
 #

lib/isc/include/isc/platform.h.in

@@ -99,11 +99,6 @@
  */
 @ISC_PLATFORM_HAVESYSUNH@
 
-/*
- * Define if the platform has <strings.h>.
- */
-@ISC_PLATFORM_HAVESTRINGSH@
-
 /*
  * Defines for the noreturn attribute.
  */