Revert "Make WITHOUT_UNDEFINED_VERSION the default"

This is causing failures on gcc13 CI builds so those need to be fixed
or worked around.

This reverts commit 4510f2ca91.

share/man/man5/src.conf.5

@@ -1,5 +1,5 @@
 .\" DO NOT EDIT-- this file is @generated by tools/build/options/makeman.
-.Dd May 1, 2024
+.Dd April 23, 2024
 .Dt SRC.CONF 5
 .Os
 .Sh NAME
@@ -1716,11 +1716,9 @@ and that the runtime support library is available
 Do not build
 .Xr unbound 8
 and related programs.
-.It Va WITH_UNDEFINED_VERSION
-Link libraries with --undefined-version which permits version maps to
-contain symbols that are not present in the library.
-If this is necessicary to build a particular configuration, a bug is
-present and the configuration should be reported.
+.It Va WITHOUT_UNDEFINED_VERSION
+Link libraries with --no-undefined-version to ensure all symbols are
+provided.
 .It Va WITHOUT_UNIFIED_OBJDIR
 Use the historical object directory format for
 .Xr build 7

share/mk/bsd.opts.mk

@@ -68,6 +68,7 @@ __DEFAULT_YES_OPTIONS = \
     SSP \
     TESTS \
     TOOLCHAIN \
+    UNDEFINED_VERSION \
     WARNS \
     WERROR
 
@@ -80,8 +81,7 @@ __DEFAULT_NO_OPTIONS = \
     PROFILE \
     RETPOLINE \
     STALE_STAGED \
-    UBSAN \
-    UNDEFINED_VERSION
+    UBSAN
 
 __DEFAULT_DEPENDENT_OPTIONS = \
     MAKE_CHECK_USE_SANDBOX/TESTS \

tools/build/options/WITHOUT_UNDEFINED_VERSION

@@ -0,0 +1,2 @@
+Link libraries with --no-undefined-version to ensure all symbols are
+provided.

tools/build/options/WITH_UNDEFINED_VERSION

@@ -1,4 +0,0 @@
-Link libraries with --undefined-version which permits version maps to
-contain symbols that are not present in the library.
-If this is necessicary to build a particular configuration, a bug is
-present and the configuration should be reported.