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Diffstat (limited to 'pkgs/os-specific/bsd/freebsd/pkgs/mkDerivation.nix')
-rw-r--r--pkgs/os-specific/bsd/freebsd/pkgs/mkDerivation.nix2
1 files changed, 2 insertions, 0 deletions
diff --git a/pkgs/os-specific/bsd/freebsd/pkgs/mkDerivation.nix b/pkgs/os-specific/bsd/freebsd/pkgs/mkDerivation.nix
index 470cb1cb64bbb..be195b3bc6fa5 100644
--- a/pkgs/os-specific/bsd/freebsd/pkgs/mkDerivation.nix
+++ b/pkgs/os-specific/bsd/freebsd/pkgs/mkDerivation.nix
@@ -98,6 +98,8 @@ lib.makeOverridable (
       preBuild =
         ''
           export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -D_VA_LIST -D_VA_LIST_DECLARED -Dva_list=__builtin_va_list -D_SIZE_T_DECLARED -D_SIZE_T -Dsize_t=__SIZE_TYPE__ -D_WCHAR_T"
+        ''
+        + lib.optionalString (versionData.major == 13) ''
           export NIX_LDFLAGS="$NIX_LDFLAGS --undefined-version"
         ''
         + (attrs.preBuild or "");