check_symbol_exists(mallinfo malloc.h HAVE_MALLINFO)
check_symbol_exists(malloc_zone_statistics malloc/malloc.h
HAVE_MALLOC_ZONE_STATISTICS)
+check_symbol_exists(mkdtemp unistd.h HAVE_MKDTEMP)
+check_symbol_exists(mkstemp unistd.h HAVE_MKSTEMP)
+check_symbol_exists(mktemp unistd.h HAVE_MKTEMP)
check_symbol_exists(pthread_mutex_lock pthread.h HAVE_PTHREAD_MUTEX_LOCK)
check_symbol_exists(strtoll stdlib.h HAVE_STRTOLL)
check_symbol_exists(strerror string.h HAVE_STRERROR)