diff --git a/Makefile b/Makefile
index f69d6aa..03a172f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,10 @@
-TROOT=.
-include Makefile.inc
-
-
-# build binary in each test dir
 DIRS = $(sort $(wildcard src/*))
 
-local:
-	for i in $(DIRS); do make -C $$i; done
-localrun: local
-	for i in $(DIRS); do $$i/t; done
-localclean:
-	for i in $(DIRS); do make -C $$i clean; done
-cleanall: clean localclean
+all:
+	for i in $(DIRS); do echo $$i; make -s -C $$i; done
+#t: all
+#	for i in $(DIRS); do echo $$i; $$i/t; done
+b: all
+	for i in $(DIRS); do echo $$i; $$i/b; done
+clean:
+	for i in $(DIRS); do make -s -C $$i clean; done
diff --git a/Makefile.conf.def b/Makefile.conf.def
deleted file mode 100644
index 619adf5..0000000
--- a/Makefile.conf.def
+++ /dev/null
@@ -1,5 +0,0 @@
-# copy to Makefile.conf and edit
-usemusl=yes
-prefix = /usr/local/musl
-includedir = $(prefix)/include
-libdir = $(prefix)/lib
diff --git a/Makefile.inc b/Makefile.inc
index 22f0282..4613e08 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -1,37 +1,22 @@
 # gnu makefile
-# when included in src/*/Makefile then it builds a binary locally
-# when included in ./Makefile then all tests are linked into one binary
+# when included in a Makefile it builds *.c unless SRCS are overridden
 
+# default TROOT works from src/*/Makefile
 TROOT ?= ../..
-ifeq ($(TROOT), .)
-SRCS ?= $(sort $(wildcard src/*/*.c))
-else
 SRCS ?= $(sort $(wildcard *.c))
-endif
 OBJS = $(SRCS:.c=.o)
 
-usemusl = yes
-prefix = /usr/local/musl
-includedir = $(prefix)/include
-libdir = $(prefix)/lib
-
 AR=ar
 RANLIB=ranlib
 
 CFLAGS += -g -D_POSIX_C_SOURCE=200809L -std=c99 -pipe -Wall
 LDFLAGS += -g -lpthread -lrt -lm
-INC += -I$(TROOT)/common
 
--include $(TROOT)/Makefile.conf
+-include $(TROOT)/config.mak
+
+CFLAGS += -I$(TROOT)/common
 
-ifeq ($(usemusl), yes)
-CC=gcc
-LIBCC=$(shell gcc -print-file-name=libgcc.a |sed 's,/libgcc.a,,')
-#LIBCC=$(shell pcc -v /dev/null 2>&1 |sed -n 's,/crtbegin.o.*,,;s,.* /,/,p')
-CFLAGS  += -nostdinc -ffreestanding -fno-stack-protector
-LDFLAGS += -nostdlib -Wl,-e,_start,-Bstatic $(libdir)/crti.o $(libdir)/crt1.o $(libdir)/crtn.o -L $(libdir) -lc -L $(LIBCC) -l$(CC)
-INC     += -isystem $(includedir)
-endif
+all: test
 
 test: t b
 	./t
@@ -40,9 +25,9 @@ clean:
 	rm -f $(OBJS) t t_.o b b_.o tests.a tests.h
 
 .c.o:
-	$(CC) $(CFLAGS) $(INC) -c -o $@ $<
+	$(CC) $(CFLAGS) -c -o $@ $<
 
-$(OBJS): $(TROOT)/common/test.h $(TROOT)/Makefile.conf
+$(OBJS): $(TROOT)/common/test.h
 
 tests.h: $(OBJS)
 	nm -f posix $+ |awk ' \
@@ -56,15 +41,15 @@ tests.a: $(OBJS)
 
 # TODO: /tmp/t.o ?
 t_.o: $(TROOT)/common/t.c $(TROOT)/common/test.h tests.h
-	$(CC) $(CFLAGS) $(INC) -I. -c -o $@ $<
+	$(CC) $(CFLAGS) -I. -c -o $@ $<
 
 t: t_.o tests.a
 	$(CC) $+ $(LDFLAGS) -o $@
 
 b_.o: $(TROOT)/common/b.c $(TROOT)/common/test.h tests.h
-	$(CC) $(CFLAGS) $(INC) -I. -c -o $@ $<
+	$(CC) $(CFLAGS) -I. -c -o $@ $<
 
 b: b_.o tests.a
 	$(CC) $+ $(LDFLAGS) -lrt -o $@
 
-.PHONY: all clean
+.PHONY: all clean test
diff --git a/common/b.c b/common/b.c
index ee0650d..6fa1963 100644
--- a/common/b.c
+++ b/common/b.c
@@ -88,7 +88,7 @@ void vmstats() {
 
 	f = fopen("/proc/self/smaps", "rb");
 	if (f) while (fgets(buf, sizeof buf, f)) {
-		if (sscanf(buf, "%*lx-%*lx %*s %*lx %x:%x %*lu %*s", &maj, &min)==2)
+		if (sscanf(buf, "%*x-%*x %*s %*x %x:%x %*u %*s", &maj, &min)==2)
 			in_heap = (!maj && !min && !strstr(buf, "---p") && (strstr(buf, "[heap]") || !strchr(buf, '[')));
 		if (in_heap) {
 			if (sscanf(buf, "Size: %lu", &l)==1) vm_size += l;
diff --git a/common/t.c b/common/t.c
index 083e308..ecaaf7f 100644
--- a/common/t.c
+++ b/common/t.c
@@ -72,7 +72,10 @@ static void run(const char *n, void (*f)()) {
 }
 
 static int summary() {
-	fprintf(stderr, "PASS:%d FAIL:%d\n", count-nfailed, nfailed);
+	if (nfailed)
+		fprintf(stderr, "FAIL:%d (all: %d)\n", nfailed, count);
+	else
+		fprintf(stderr, "PASS (all: %d)\n", count);
 	return !!nfailed;
 }
 
diff --git a/src/env/Makefile b/src/env/Makefile
index ee4552b..278e884 100644
--- a/src/env/Makefile
+++ b/src/env/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/foo/Makefile b/src/foo/Makefile
index ee4552b..278e884 100644
--- a/src/foo/Makefile
+++ b/src/foo/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/malloc/Makefile b/src/malloc/Makefile
index ee4552b..278e884 100644
--- a/src/malloc/Makefile
+++ b/src/malloc/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/misc/Makefile b/src/misc/Makefile
index ee4552b..278e884 100644
--- a/src/misc/Makefile
+++ b/src/misc/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/multibyte/Makefile b/src/multibyte/Makefile
index ee4552b..278e884 100644
--- a/src/multibyte/Makefile
+++ b/src/multibyte/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/process/Makefile b/src/process/Makefile
index ee4552b..278e884 100644
--- a/src/process/Makefile
+++ b/src/process/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/regex/Makefile b/src/regex/Makefile
index ee4552b..278e884 100644
--- a/src/regex/Makefile
+++ b/src/regex/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/stdio/Makefile b/src/stdio/Makefile
index ee4552b..278e884 100644
--- a/src/stdio/Makefile
+++ b/src/stdio/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/stdlib/Makefile b/src/stdlib/Makefile
index ee4552b..278e884 100644
--- a/src/stdlib/Makefile
+++ b/src/stdlib/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/stdlib/qsort.c b/src/stdlib/qsort.c
index 872c8f8..6edbc17 100644
--- a/src/stdlib/qsort.c
+++ b/src/stdlib/qsort.c
@@ -67,7 +67,7 @@ void bench_qsort_small(int N) {
 
 void bench_qsort_large(int N) {
 	int i,j;
-	int len = 100000;
+	int len = 10000;
 	int *a = malloc(len * sizeof *a);
 
 	for (i = 0; i < N; i++) {
diff --git a/src/stdlib/strtol.c b/src/stdlib/strtol.c
index 0656527..7d15542 100644
--- a/src/stdlib/strtol.c
+++ b/src/stdlib/strtol.c
@@ -39,21 +39,18 @@ void test_strtol(void) {
 		TEST(ul, strtoul(s="4294967296", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu");
 		TEST2(i, c-s, 10, "wrong final position %d != %d");
 		TEST2(i, errno, ERANGE, "missing errno %d != %d");
-		TEST(ul, strtoul(s="-1", &c, 0), (unsigned long)-1, "bad conversion result: %lu != %lu");
+		TEST(ul, strtoul(s="-1", &c, 0), -1UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 2, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, strtoul(s="-2", &c, 0), (unsigned long)-2, "bad conversion result: %lu != %lu");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
+		TEST(ul, strtoul(s="-2", &c, 0), -2UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 2, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, strtoul(s="-2147483648", &c, 0), (unsigned long)-2147483648, "bad conversion result: %lu != %lu");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
+		TEST(ul, strtoul(s="-2147483648", &c, 0), -2147483648UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 11, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, strtoul(s="-2147483649", &c, 0), (unsigned long)-2147483649, "bad conversion result: %lu != %lu");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
+		TEST(ul, strtoul(s="-2147483649", &c, 0), -2147483649UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 11, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, strtoul(s="-4294967296", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu");
-		TEST2(i, c-s, 11, "wrong final position %d != %d");
-		TEST2(i, errno, ERANGE, "missing errno %d != %d");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
 	} else {
 		TEST(i, 0, 1, "64bit tests not implemented");
 	}
diff --git a/src/stdlib/wcstol.c b/src/stdlib/wcstol.c
index c0d49d4..c92fa2d 100644
--- a/src/stdlib/wcstol.c
+++ b/src/stdlib/wcstol.c
@@ -33,21 +33,18 @@ void test_wcstol(void) {
 		TEST(ul, wcstoul(s=L"4294967296", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu");
 		TEST2(i, c-s, 10, "wrong final position %d != %d");
 		TEST2(i, errno, ERANGE, "missing errno %d != %d");
-		TEST(ul, wcstoul(s=L"-1", &c, 0), (unsigned long)-1, "bad conversion result: %lu != %lu");
+		TEST(ul, wcstoul(s=L"-1", &c, 0), -1UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 2, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, wcstoul(s=L"-2", &c, 0), (unsigned long)-2, "bad conversion result: %lu != %lu");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
+		TEST(ul, wcstoul(s=L"-2", &c, 0), -2UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 2, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, wcstoul(s=L"-2147483648", &c, 0), (unsigned long)-2147483648, "bad conversion result: %lu != %lu");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
+		TEST(ul, wcstoul(s=L"-2147483648", &c, 0), -2147483648UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 11, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, wcstoul(s=L"-2147483649", &c, 0), (unsigned long)-2147483649, "bad conversion result: %lu != %lu");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
+		TEST(ul, wcstoul(s=L"-2147483649", &c, 0), -2147483649UL, "rejected negative %lu != %lu");
 		TEST2(i, c-s, 11, "wrong final position %d != %d");
-		TEST2(i, errno, 0, "no overflow, but errno is %d != %d");
-		TEST(ul, wcstoul(s=L"-4294967296", &c, 0), 4294967295UL, "uncaught overflow %lu != %lu");
-		TEST2(i, c-s, 11, "wrong final position %d != %d");
-		TEST2(i, errno, ERANGE, "missing errno %d != %d");
+		TEST2(i, errno, 0, "spurious errno %d != %d");
 	} else {
 		TEST(i, 0, 1, "64bit tests not implemented");
 	}
diff --git a/src/string/Makefile b/src/string/Makefile
index ee4552b..278e884 100644
--- a/src/string/Makefile
+++ b/src/string/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/thread/Makefile b/src/thread/Makefile
index ee4552b..278e884 100644
--- a/src/thread/Makefile
+++ b/src/thread/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc
diff --git a/src/thread/pthread.c b/src/thread/pthread.c
index ce39a0b..3cc6b84 100644
--- a/src/thread/pthread.c
+++ b/src/thread/pthread.c
@@ -1,4 +1,5 @@
 #include <pthread.h>
+#include <semaphore.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <stdio.h>
@@ -45,7 +46,7 @@ static void *start2(void *arg)
 static void *start3(void *arg)
 {
 	pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, 0);
-	pthread_barrier_wait(arg);
+	sem_post(arg);
 	for (;;);
 	return 0;
 }
@@ -71,7 +72,6 @@ static void cleanup4a2(void *arg)
 static void cleanup4a3(void *arg)
 {
 	*(int *)arg += 3;
-	pthread_exit(0);
 }
 
 static void cleanup4a4(void *arg)
@@ -118,17 +118,32 @@ static void *start7(void *arg)
 	return 0;
 }
 
+static void *start8(void *arg)
+{
+	void **args = arg;
+	pthread_mutex_t *m = args[1];
+	pthread_cond_t *c = args[0];
+	int *x = args[2];
+
+	pthread_mutex_lock(m);
+	while (*x) pthread_cond_wait(c, m);
+	pthread_mutex_unlock(m);
+
+	return 0;
+}
+
 
 void test_pthread(void)
 {
-	pthread_t td;
+	pthread_t td, td1, td2, td3;
 	int r;
 	void *res;
 	int foo[4], bar[2];
 	pthread_barrier_t barrier2;
-//	pthread_mutexattr_t mtx_a;
-//	pthread_mutex_t *sh_mtx;
-//	int fd;
+	pthread_mutexattr_t mtx_a;
+	pthread_mutex_t *sh_mtx;
+	sem_t sem1;
+	int fd;
 	pthread_mutex_t mtx;
 	pthread_cond_t cond;
 
@@ -136,6 +151,7 @@ void test_pthread(void)
 	alarm(10);
 
 	TEST(r, pthread_barrier_init(&barrier2, 0, 2), 0, "creating barrier");
+	TEST(r, sem_init(&sem1, 0, 0), 0, "creating semaphore");
 
 	/* Test basic thread creation and joining */
 	TEST(r, pthread_create(&td, 0, start1, &res), 0, "failed to create thread");
@@ -162,8 +178,8 @@ void test_pthread(void)
 	TEST(r, pthread_key_delete(k2), 0, "failed to destroy key");
 
 	/* Asynchronous cancellation */
-	TEST(r, pthread_create(&td, 0, start3, &barrier2), 0, "failed to create thread");
-	pthread_barrier_wait(&barrier2);
+	TEST(r, pthread_create(&td, 0, start3, &sem1), 0, "failed to create thread");
+	while (sem_wait(&sem1));
 	TEST(r, pthread_cancel(td), 0, "canceling");
 	TEST(r, pthread_join(td, &res), 0, "joining canceled thread");
 	TEST(res, res, PTHREAD_CANCELED, "canceled thread exit status");
@@ -181,14 +197,13 @@ void test_pthread(void)
 	TEST(r, pthread_create(&td, 0, start4a, foo), 0, "failed to create thread");
 	TEST(r, pthread_cancel(td), 0, "cancelling");
 	TEST(r, pthread_join(td, &res), 0, "joining canceled thread");
-	TEST(res, res, 0, "canceled thread exit status");
+	TEST(res, res, PTHREAD_CANCELED, "canceled thread exit status");
 	TEST(r, foo[0], 1, "cleanup handler failed to run");
 	TEST(r, foo[1], 2, "cleanup handler failed to run");
 	TEST(r, foo[2], 3, "cleanup handler failed to run");
 	TEST(r, foo[3], 4, "cleanup handler failed to run");
 
 	/* Robust mutexes */
-/*
 	TEST(r, pthread_mutexattr_init(&mtx_a), 0, "initializing mutex attr");
 	TEST(r, pthread_mutexattr_setrobust(&mtx_a, PTHREAD_MUTEX_ROBUST), 0, "setting robust attribute");
 	TEST(r, pthread_mutex_init(&mtx, &mtx_a), 0, "initializing robust mutex");
@@ -218,7 +233,7 @@ void test_pthread(void)
 	TEST(r, pthread_mutex_consistent(&mtx), 0, "%d != %d");
 	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
 	TEST(r, pthread_mutex_destroy(&mtx), 0, "%d != %d");
-*/
+
 	//TEST(r, (fd=open("/dev/zero", O_RDWR))>=0, 1, "opening zero page file");
 	//TEST(r, 
 
@@ -232,4 +247,50 @@ void test_pthread(void)
 	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
 	TEST(r, pthread_mutex_destroy(&mtx), 0, "%d != %d");
 	TEST(r, pthread_cond_destroy(&cond), 0, "%d != %d");
+
+	/* Condition variables with multiple waiters */
+	TEST(r, pthread_mutex_init(&mtx, 0), 0, "%d != %d");
+	TEST(r, pthread_cond_init(&cond, 0), 0, "%d != %d");
+	TEST(r, pthread_mutex_lock(&mtx), 0, "%d != %d");
+	foo[0] = 1;
+	TEST(r, pthread_create(&td1, 0, start8, (void *[]){ &cond, &mtx, foo }), 0, "%d != %d");
+	TEST(r, pthread_create(&td2, 0, start8, (void *[]){ &cond, &mtx, foo }), 0, "%d != %d");
+	TEST(r, pthread_create(&td3, 0, start8, (void *[]){ &cond, &mtx, foo }), 0, "%d != %d");
+	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
+	nanosleep(&(struct timespec){.tv_nsec=1000000}, 0);
+	foo[0] = 0;
+	TEST(r, pthread_mutex_lock(&mtx), 0, "%d != %d");
+	TEST(r, pthread_cond_signal(&cond), 0, "%d != %d");
+	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
+	TEST(r, pthread_mutex_lock(&mtx), 0, "%d != %d");
+	TEST(r, pthread_cond_signal(&cond), 0, "%d != %d");
+	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
+	TEST(r, pthread_mutex_lock(&mtx), 0, "%d != %d");
+	TEST(r, pthread_cond_signal(&cond), 0, "%d != %d");
+	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
+	TEST(r, pthread_join(td1, 0), 0, "%d != %d");
+	TEST(r, pthread_join(td2, 0), 0, "%d != %d");
+	TEST(r, pthread_join(td3, 0), 0, "%d != %d");
+	TEST(r, pthread_mutex_destroy(&mtx), 0, "%d != %d");
+	TEST(r, pthread_cond_destroy(&cond), 0, "%d != %d");
+
+	/* Condition variables with broadcast signals */
+	TEST(r, pthread_mutex_init(&mtx, 0), 0, "%d != %d");
+	TEST(r, pthread_cond_init(&cond, 0), 0, "%d != %d");
+	TEST(r, pthread_mutex_lock(&mtx), 0, "%d != %d");
+	foo[0] = 1;
+	TEST(r, pthread_create(&td1, 0, start8, (void *[]){ &cond, &mtx, foo }), 0, "%d != %d");
+	TEST(r, pthread_create(&td2, 0, start8, (void *[]){ &cond, &mtx, foo }), 0, "%d != %d");
+	TEST(r, pthread_create(&td3, 0, start8, (void *[]){ &cond, &mtx, foo }), 0, "%d != %d");
+	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
+	nanosleep(&(struct timespec){.tv_nsec=1000000}, 0);
+	TEST(r, pthread_mutex_lock(&mtx), 0, "%d != %d");
+	foo[0] = 0;
+	TEST(r, pthread_mutex_unlock(&mtx), 0, "%d != %d");
+	TEST(r, pthread_cond_broadcast(&cond), 0, "%d != %d");
+	TEST(r, pthread_join(td1, 0), 0, "%d != %d");
+	TEST(r, pthread_join(td2, 0), 0, "%d != %d");
+	TEST(r, pthread_join(td3, 0), 0, "%d != %d");
+	TEST(r, pthread_mutex_destroy(&mtx), 0, "%d != %d");
+	TEST(r, pthread_cond_destroy(&cond), 0, "%d != %d");
 }
diff --git a/src/time/Makefile b/src/time/Makefile
index ee4552b..278e884 100644
--- a/src/time/Makefile
+++ b/src/time/Makefile
@@ -1 +1,2 @@
-include ../../Makefile.inc
+TROOT=../..
+include $(TROOT)/Makefile.inc