Fixes to sunwell and minor improvements

hm_nginx/objs/autoconf.err

@@ -159,7 +159,7 @@ cc -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -o objs/autotest objs/autotest.c
 ----------------------------------------
 checking for crypt()
 
-/tmp/ccBjPW1g.o: In function `main':
+/tmp/cci6t9qL.o: In function `main':
 autotest.c:(.text+0xf): undefined reference to `crypt'
 collect2: error: ld returned 1 exit status
 ----------
@@ -273,7 +273,7 @@ checking for statvfs()
 ----------------------------------------
 checking for dlopen()
 
-/tmp/ccRfQzDW.o: In function `main':
+/tmp/ccfAmoHn.o: In function `main':
 autotest.c:(.text+0xf): undefined reference to `dlopen'
 collect2: error: ld returned 1 exit status
 ----------
@@ -436,7 +436,7 @@ objs/autotest.c: In function 'main':
 objs/autotest.c:7:5: warning: implicit declaration of function 'setproctitle' [-Wimplicit-function-declaration]
      setproctitle("test");;
      ^
-/tmp/ccjBplGI.o: In function `main':
+/tmp/ccwcVzVd.o: In function `main':
 autotest.c:(.text+0xf): undefined reference to `setproctitle'
 collect2: error: ld returned 1 exit status
 ----------
@@ -465,7 +465,7 @@ checking for pwrite()
 ----------------------------------------
 checking for sys_nerr
 
-/tmp/ccWsrzXf.o: In function `main':
+/tmp/ccvM3t1L.o: In function `main':
 autotest.c:(.text+0x6): warning: `sys_nerr' is deprecated; use `strerror' or `strerror_r' instead
 135
 ----------------------------------------
@@ -495,7 +495,7 @@ checking for System V shared memory
 ----------------------------------------
 checking for POSIX semaphores
 
-/tmp/cc19ydxX.o: In function `main':
+/tmp/ccZ1aKO6.o: In function `main':
 autotest.c:(.text+0x29): undefined reference to `sem_init'
 autotest.c:(.text+0x41): undefined reference to `sem_destroy'
 collect2: error: ld returned 1 exit status