Set DYLD_LIBRARY_PATH on macOS (#9073)

etc/spack/defaults/darwin/modules.yaml

@@ -0,0 +1,23 @@
+# -------------------------------------------------------------------------
+# This is the default configuration for Spack's module file generation.
+#
+# Settings here are versioned with Spack and are intended to provide
+# sensible defaults out of the box. Spack maintainers should edit this
+# file to keep it current.
+#
+# Users can override these settings by editing the following files.
+#
+# Per-spack-instance settings (overrides defaults):
+#   $SPACK_ROOT/etc/spack/modules.yaml
+#
+# Per-user settings (overrides default and site settings):
+#   ~/.spack/modules.yaml
+# -------------------------------------------------------------------------
+modules:
+  prefix_inspections:
+    lib:
+      - DYLD_LIBRARY_PATH
+      - DYLD_FALLBACK_LIBRARY_PATH
+    lib64:
+      - DYLD_LIBRARY_PATH
+      - DYLD_FALLBACK_LIBRARY_PATH

etc/spack/defaults/linux/modules.yaml

@@ -0,0 +1,21 @@
+# -------------------------------------------------------------------------
+# This is the default configuration for Spack's module file generation.
+#
+# Settings here are versioned with Spack and are intended to provide
+# sensible defaults out of the box. Spack maintainers should edit this
+# file to keep it current.
+#
+# Users can override these settings by editing the following files.
+#
+# Per-spack-instance settings (overrides defaults):
+#   $SPACK_ROOT/etc/spack/modules.yaml
+#
+# Per-user settings (overrides default and site settings):
+#   ~/.spack/modules.yaml
+# -------------------------------------------------------------------------
+modules:
+  prefix_inspections:
+    lib:
+      - LD_LIBRARY_PATH
+    lib64:
+      - LD_LIBRARY_PATH

etc/spack/defaults/modules.yaml

@@ -28,10 +28,8 @@ modules:
       - ACLOCAL_PATH
     lib:
       - LIBRARY_PATH
-      - LD_LIBRARY_PATH
     lib64:
       - LIBRARY_PATH
-      - LD_LIBRARY_PATH
     include:
       - CPATH
     lib/pkgconfig: