these weaks are also needed in libc.so for the time being

libc/misc/pthread/Makefile.in

@@ -9,7 +9,7 @@ MISC_PTHREAD_DIR := $(top_srcdir)libc/misc/pthread
 MISC_PTHREAD_OUT := $(top_builddir)libc/misc/pthread
 
 libc-$(UCLIBC_HAS_THREADS) += $(MISC_PTHREAD_OUT)/unlock.o
-libc-static-$(UCLIBC_HAS_THREADS) += $(MISC_PTHREAD_OUT)/weaks.o
+libc-$(UCLIBC_HAS_THREADS) += $(MISC_PTHREAD_OUT)/weaks.o
 
 objclean-y += misc_pthread_objclean