Hi, When compiling the testmutexscope under FreeBSD, I got the following error: /usr/local/bin/bash /home/rodrigc/2/apr/libtool --silent --mode=link gcc -g -O2 -DHAVE_CONFIG_H -D_REENTRANT -D_THREAD_SAFE -I../include -version-info 9:2 :9 -o testmutexscope testmutexscope.lo ../libapr-0.la -lm -lcrypt libtool: link: warning: `-version-info' is ignored for programs /usr/lib/crt1.o: In function `_start': /usr/lib/crt1.o(.text+0x81): undefined reference to `main' *** Error code 1 Stop in /usr/home/rodrigc/2/apr/test. *** Error code 1 This fixed it: Index: testmutexscope.c =================================================================== RCS file: /home/cvspublic/apr/test/testmutexscope.c,v retrieving revision 1.4 diff -u -r1.4 testmutexscope.c --- testmutexscope.c 1 Jan 2003 00:01:56 -0000 1.4 +++ testmutexscope.c 23 Mar 2003 04:55:09 -0000 @@ -64,7 +64,7 @@ #include "apr_thread_proc.h" #if !APR_HAS_THREADS -static int main(void) +int main(void) { printf("This test requires APR thread support.\n"); return 0; -- Craig Rodrigues http://home.attbi.com/~rodrigc rodrigc@attbi.com