#define SIGNED_CHAR_SPEC "%{funsigned-char:-D__CHAR_UNSIGNED__}"
-/* Under OSF/1, -p and -pg require -lprof1. */
+/* Under OSF4, -p and -pg require -lprof1, and -lprof1 requires -lpdf. */
-#define LIB_SPEC "%{p:-lprof1} %{pg:-lprof1} %{a:-lprof2} -lc"
+#define LIB_SPEC "%{p:-lprof1 -lpdf} %{pg:-lprof1 -lpdf} %{a:-lprof2} -lc"
/* Pass "-G 8" to ld because Alpha's CC does. Pass -O3 if we are
optimizing, -O1 if we are not. Pass -shared, -non_shared or