diff -urN gdbm-1.15_orig/compat/dbmopen.c gdbm-1.15/compat/dbmopen.c
--- gdbm-1.15_orig/compat/dbmopen.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/compat/dbmopen.c	2018-06-17 20:55:43.784407600 +0300
@@ -58,13 +58,17 @@
 
 /* FIXME: revise return codes */
 static int
-ndbm_open_dir_file0 (const char *file_name, int pagfd, int mode)
+ndbm_open_dir_file0 (const char *file_name, struct gdbm_file_info *pag, int mode)
 {
   int fd = -1;
   struct stat st, pagst;
   unsigned char dirbuf[DEF_DIR_SIZE];
   int flags = (mode & GDBM_OPENMASK) == GDBM_READER ?
                 O_RDONLY : O_RDWR;
+  int pagfd = pag->desc;
+#ifdef _WIN32
+  HANDLE hFile;
+#endif
 
   if (mode & GDBM_CLOEXEC)
     flags |= O_CLOEXEC;
@@ -76,22 +80,49 @@
     } 
       
   /* Previous versions of GDBM linked pag to dir. Try to detect this: */
+#ifdef _WIN32
+  hFile = CreateFile(file_name, 0, FILE_SHARE_READ | FILE_SHARE_WRITE,
+		     NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL,
+		     NULL);
+
+  if (hFile != INVALID_HANDLE_VALUE)
+    {
+      BY_HANDLE_FILE_INFORMATION fileInfo;
+      GetFileInformationByHandle (hFile, &fileInfo);
+      CloseHandle (hFile);
+      st.st_size = (fileInfo.nFileSizeHigh * MAXDWORD) + fileInfo.nFileSizeLow;
+
+      if (fileInfo.nNumberOfLinks >= 2)
+	{
+	   BY_HANDLE_FILE_INFORMATION pagInfo;
+	   GetFileInformationByHandle ((HANDLE)_get_osfhandle (pagfd), &pagInfo);
+	   if ((fileInfo.nFileIndexLow == pagInfo.nFileIndexLow) &&
+	       (fileInfo.nFileIndexHigh == pagInfo.nFileIndexHigh))
+	    {
+	      /* Close pag because unlink dir file fails on Windows */
+	      close (pagfd);
+#else
   if (stat (file_name, &st) == 0)
     {
       if (st.st_nlink >= 2)
 	{
 	  if (st.st_dev == pagst.st_dev && st.st_ino == pagst.st_ino)
 	    {
-	      if (unlink (file_name))
+#endif
+	      int ret = unlink (file_name);
+#ifdef _WIN32
+	      pagfd = pag->desc = open(pag->name, flags | O_BINARY);
+#endif
+	      if (ret)
 		{
 		  if ((mode & GDBM_OPENMASK) == GDBM_READER)
 		    /* Ok, try to cope with it. */
 		    return pagfd;
 		  else if (errno != ENOENT)
 		    {
-		      gdbm_set_errno (NULL, GDBM_FILE_OPEN_ERROR, TRUE); 
+		      gdbm_set_errno (NULL, GDBM_FILE_OPEN_ERROR, TRUE);
 		      return -1;
-		    } 
+		    }
 		}
 	    }
 	  else
@@ -109,7 +140,7 @@
 	}
       else
 	{
-	  fd = open (file_name, flags);
+	  fd = open (file_name, flags | O_BINARY);
 	  if (fd == -1)
 	    {
 	      gdbm_set_errno (NULL, GDBM_FILE_OPEN_ERROR, FALSE);
@@ -141,7 +172,7 @@
     }
   
   /* File does not exist.  Create it. */
-  fd = open (file_name, flags | O_CREAT, pagst.st_mode & 0777);
+  fd = open (file_name, flags | O_CREAT | O_BINARY, pagst.st_mode & 0777);
   if (fd >= 0)
     {
       putint (dirbuf, GDBM_DIR_MAGIC);
@@ -161,10 +192,11 @@
 }
 
 static int
-ndbm_open_dir_file (const char *base, int pagfd, int mode)
+ndbm_open_dir_file (const char *base, struct gdbm_file_info *pag, int mode)
 {
   char *file_name = malloc (strlen (base) + sizeof (DIRSUF));
   int fd;
+  int pagfd = pag->desc;
   
   if (!file_name)
     {
@@ -172,7 +204,7 @@
       return -1;
     }
   fd = ndbm_open_dir_file0 (strcat (strcpy (file_name, base), DIRSUF),
-			    pagfd, mode);
+			    pag, mode);
   free (file_name);
   return fd;
 }
@@ -265,7 +297,7 @@
     }
   else
     {
-      dbm->dirfd = ndbm_open_dir_file (file, dbm->file->desc, open_flags);
+      dbm->dirfd = ndbm_open_dir_file (file, dbm->file, open_flags);
       if (dbm->dirfd == -1)
 	{
 	  gdbm_close (dbm->file);
diff -urN gdbm-1.15_orig/compat/Makefile.am gdbm-1.15/compat/Makefile.am
--- gdbm-1.15_orig/compat/Makefile.am	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/compat/Makefile.am	2018-06-17 20:55:43.786407700 +0300
@@ -52,5 +52,5 @@
 
 libgdbm_compat_la_SOURCES = $(DBM_CF) $(NDBM_CF)
 
-libgdbm_compat_la_LDFLAGS = -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
+libgdbm_compat_la_LDFLAGS = -no-undefined -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
 
diff -urN gdbm-1.15_orig/compat/Makefile.in gdbm-1.15/compat/Makefile.in
--- gdbm-1.15_orig/compat/Makefile.in	2018-06-15 23:14:27.000000000 +0300
+++ gdbm-1.15/compat/Makefile.in	2018-06-17 22:30:53.220968700 +0300
@@ -417,7 +417,7 @@
  dbmrdonly.c
 
 libgdbm_compat_la_SOURCES = $(DBM_CF) $(NDBM_CF)
-libgdbm_compat_la_LDFLAGS = -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
+libgdbm_compat_la_LDFLAGS = -no-undefined -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
 all: all-am
 
 .SUFFIXES:
diff -urN gdbm-1.15_orig/configure gdbm-1.15/configure
--- gdbm-1.15_orig/configure	2018-06-15 23:14:27.000000000 +0300
+++ gdbm-1.15/configure	2018-06-17 21:24:30.141149600 +0300
@@ -639,6 +639,8 @@
 LTLIBOBJS
 LIBOBJS
 AUTOM4TE
+WIN32_FALSE
+WIN32_TRUE
 COND_GDBMTOOL_DEBUG_FALSE
 COND_GDBMTOOL_DEBUG_TRUE
 LFLAGS_DEBUG
@@ -15169,6 +15171,27 @@
 fi
 
 
+if test x$host_os = xmingw32
+then
+   if true; then
+  WIN32_TRUE=
+  WIN32_FALSE='#'
+else
+  WIN32_TRUE='#'
+  WIN32_FALSE=
+fi
+
+else
+   if false; then
+  WIN32_TRUE=
+  WIN32_FALSE='#'
+else
+  WIN32_TRUE='#'
+  WIN32_FALSE=
+fi
+
+fi
+
 # Initialize the test suite.
 ac_config_commands="$ac_config_commands tests/atconfig"
 
@@ -15333,6 +15356,14 @@
   as_fn_error $? "conditional \"COND_GDBMTOOL_DEBUG\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${WIN32_TRUE}" && test -z "${WIN32_FALSE}"; then
+  as_fn_error $? "conditional \"WIN32\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${WIN32_TRUE}" && test -z "${WIN32_FALSE}"; then
+  as_fn_error $? "conditional \"WIN32\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 : "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0
diff -urN gdbm-1.15_orig/configure.ac gdbm-1.15/configure.ac
--- gdbm-1.15_orig/configure.ac	2018-06-15 23:14:19.000000000 +0300
+++ gdbm-1.15/configure.ac	2018-06-17 20:55:43.812409200 +0300
@@ -192,6 +192,13 @@
 
 AM_CONDITIONAL([COND_GDBMTOOL_DEBUG], [test "$want_gdbmtool_debug" = yes])
 
+if test x$host_os = xmingw32
+then
+  AM_CONDITIONAL(WIN32, true)
+else
+  AM_CONDITIONAL(WIN32, false)
+fi
+
 # Initialize the test suite.
 AC_CONFIG_TESTDIR(tests)
 AC_CONFIG_FILES([tests/Makefile tests/atlocal po/Makefile.in])
diff -urN gdbm-1.15_orig/src/fullio.c gdbm-1.15/src/fullio.c
--- gdbm-1.15_orig/src/fullio.c	2018-05-30 14:04:21.000000000 +0300
+++ gdbm-1.15/src/fullio.c	2018-06-17 21:33:28.588947000 +0300
@@ -81,7 +81,13 @@
 int
 _gdbm_file_extend (GDBM_FILE dbf, off_t size)
 {
+#ifdef _WIN32
+  SYSTEM_INFO si;
+  GetSystemInfo(&si);
+  size_t page_size = si.dwPageSize;
+#else
   size_t page_size = sysconf (_SC_PAGESIZE);
+#endif
   char *buf;
   off_t file_end;
 
diff -urN gdbm-1.15_orig/src/gdbm_load.c gdbm-1.15/src/gdbm_load.c
--- gdbm-1.15_orig/src/gdbm_load.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/gdbm_load.c	2018-06-17 20:55:43.821409700 +0300
@@ -18,16 +18,12 @@
 # include "gdbm.h"
 # include "gdbmapp.h"
 # include "gdbmdefs.h"
-# include <pwd.h>
-# include <grp.h>
 
 int replace = 0;
 int meta_mask = 0;
 int no_meta_option;
 
 int mode;
-uid_t owner_uid;
-gid_t owner_gid;
 
 char *parseopt_program_doc = "load a GDBM database from a file";
 char *parseopt_program_args = "FILE [DB_FILE]";
@@ -45,6 +41,7 @@
 static int
 set_meta_info (GDBM_FILE dbf)
 {
+#if 0
   if (meta_mask)
     {
       int fd = gdbm_fdesc (dbf);
@@ -63,6 +60,7 @@
 	  return 1;
 	}
     }
+#endif
   return 0;
 }
 
@@ -139,6 +137,7 @@
 	}
 	break;
 
+#if 0
       case 'u':
 	{
 	  size_t len;
@@ -198,6 +197,7 @@
 	  meta_mask |= GDBM_META_MASK_OWNER;
 	}
 	break;
+#endif
 	  
       case 'r':
 	replace = 1;
diff -urN gdbm-1.15_orig/src/gdbmdump.c gdbm-1.15/src/gdbmdump.c
--- gdbm-1.15_orig/src/gdbmdump.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/gdbmdump.c	2018-06-17 20:55:43.828410100 +0300
@@ -17,8 +17,6 @@
 # include "autoconf.h"
 # include "gdbmdefs.h"
 # include "gdbm.h"
-# include <pwd.h>
-# include <grp.h>
 # include <time.h>
 
 static int
@@ -56,8 +54,6 @@
   time_t t;
   int fd;
   struct stat st;
-  struct passwd *pw;
-  struct group *gr;
   datum key;
   size_t count = 0;
   unsigned char *buffer = NULL;
@@ -76,13 +72,7 @@
 
   fprintf (fp, "#:file=%s\n", dbf->name);
   fprintf (fp, "#:uid=%lu,", (unsigned long) st.st_uid);
-  pw = getpwuid (st.st_uid);
-  if (pw)
-    fprintf (fp, "user=%s,", pw->pw_name);
   fprintf (fp, "gid=%lu,", (unsigned long) st.st_gid);
-  gr = getgrgid (st.st_gid);
-  if (gr)
-    fprintf (fp, "group=%s,", gr->gr_name);
   fprintf (fp, "mode=%03o\n", st.st_mode & 0777);
   fprintf (fp, "# End of header\n");
   
@@ -172,7 +162,7 @@
   switch (open_flags)
     {
     case GDBM_WRCREAT:
-      nfd = open (filename, O_WRONLY | O_CREAT | O_EXCL, mode);
+      nfd = open (filename, O_WRONLY | O_BINARY | O_CREAT | O_EXCL, mode);
       if (nfd == -1)
 	{
 	  GDBM_SET_ERRNO (NULL, GDBM_FILE_OPEN_ERROR, FALSE);
@@ -180,7 +170,7 @@
 	}
       break;
     case GDBM_NEWDB:
-      nfd = open (filename, O_WRONLY | O_CREAT | O_TRUNC, mode);
+      nfd = open (filename, O_WRONLY | O_BINARY | O_CREAT | O_TRUNC, mode);
       if (nfd == -1)
 	{
 	  GDBM_SET_ERRNO (NULL, GDBM_FILE_OPEN_ERROR, FALSE);
diff -urN gdbm-1.15_orig/src/gdbmexp.c gdbm-1.15/src/gdbmexp.c
--- gdbm-1.15_orig/src/gdbmexp.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/gdbmexp.c	2018-06-17 20:55:43.832410400 +0300
@@ -19,7 +19,11 @@
 
 /* Include system configuration before all else. */
 # include "autoconf.h"
+#ifdef _WIN32
+# include <winsock2.h>
+#else
 # include <arpa/inet.h>
+#endif
 
 #ifdef GDBM_EXPORT_18
 # define GDBM_SET_ERRNO(dbf, ec, fatal) gdbm_errno = ec
@@ -104,7 +108,7 @@
   switch (flags)
     {
     case GDBM_WRCREAT:
-      nfd = open (exportfile, O_WRONLY | O_CREAT | O_EXCL, mode);
+      nfd = open (exportfile, O_WRONLY | O_BINARY | O_CREAT | O_EXCL, mode);
       if (nfd == -1)
 	{
 	  GDBM_SET_ERRNO (NULL, GDBM_FILE_OPEN_ERROR, FALSE);
@@ -112,7 +116,7 @@
 	}
       break;
     case GDBM_NEWDB:
-      nfd = open (exportfile, O_WRONLY | O_CREAT | O_TRUNC, mode);
+      nfd = open (exportfile, O_WRONLY | O_BINARY | O_CREAT | O_TRUNC, mode);
       if (nfd == -1)
 	{
 	  GDBM_SET_ERRNO (NULL, GDBM_FILE_OPEN_ERROR, FALSE);
@@ -128,7 +132,7 @@
       return -1;
   }
 
-  fp = fdopen (nfd, "w");
+  fp = fdopen (nfd, "wb");
   if (!fp)
     {
       close (nfd);
diff -urN gdbm-1.15_orig/src/gdbmimp.c gdbm-1.15/src/gdbmimp.c
--- gdbm-1.15_orig/src/gdbmimp.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/gdbmimp.c	2018-06-17 20:55:43.834410500 +0300
@@ -18,7 +18,11 @@
    along with GDBM. If not, see <http://www.gnu.org/licenses/>.   */
 
 # include "autoconf.h"
+#ifdef _WIN32
+# include <winsock2.h>
+#else
 # include <arpa/inet.h>
+#endif
 # include <limits.h>
 
 # include "gdbmdefs.h"
diff -urN gdbm-1.15_orig/src/gdbmload.c gdbm-1.15/src/gdbmload.c
--- gdbm-1.15_orig/src/gdbmload.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/gdbmload.c	2018-06-17 20:55:43.837410600 +0300
@@ -18,8 +18,6 @@
 # include "gdbmdefs.h"
 # include "gdbm.h"
 # include <sys/types.h>
-# include <pwd.h>
-# include <grp.h>
 
 struct datbuf
 {
@@ -289,13 +287,12 @@
 _set_gdbm_meta_info (GDBM_FILE dbf, char *param, int meta_mask)
 {
   unsigned long n;
-  uid_t owner_uid;
-  uid_t owner_gid;
   mode_t mode;
   int meta_flags = 0;
   const char *p;
   char *end;
 
+#if 0
   if (!(meta_mask & GDBM_META_MASK_OWNER))
     {
       p = getparm (param, "user");
@@ -341,6 +338,7 @@
 	    }
 	}
     }
+#endif
   
   if (!(meta_mask & GDBM_META_MASK_MODE))
     {
@@ -357,6 +355,7 @@
 	}
     }
   
+#if 0 
   if (meta_flags)
     {
       int fd = gdbm_fdesc (dbf);
@@ -387,6 +386,7 @@
 	  return 1;
 	}
     }
+#endif
   return 0;
 }
 
diff -urN gdbm-1.15_orig/src/gdbmopen.c gdbm-1.15/src/gdbmopen.c
--- gdbm-1.15_orig/src/gdbmopen.c	2018-05-30 16:55:36.000000000 +0300
+++ gdbm-1.15/src/gdbmopen.c	2018-06-17 21:11:42.126221600 +0300
@@ -33,7 +33,7 @@
 #endif
 
 static void
-compute_directory_size (blksize_t block_size,
+compute_directory_size (ssize_t block_size,
 			int *ret_dir_size, int *ret_dir_bits)
 {
   /* Create the initial hash table directory.  */
@@ -224,7 +224,7 @@
   return ftruncate (dbf->desc, 0);
 #else
   int fd;
-  fd = open (dbf->name, O_RDWR|O_TRUNC, mode);
+  fd = open (dbf->name, O_RDWR|O_TRUNC|O_BINARY, mode);
   if (fd == -1)
     return -1;
   return close (fd);
@@ -355,8 +355,7 @@
 	      if (!(flags & GDBM_CLOERROR))
 		dbf->desc = -1;
 	      gdbm_close (dbf);
-	      GDBM_SET_ERRNO2 (NULL, GDBM_BLOCK_SIZE_ERROR, FALSE,
-			       GDBM_DEBUG_OPEN);
+	      GDBM_SET_ERRNO2 (NULL, GDBM_BLOCK_SIZE_ERROR, FALSE,GDBM_DEBUG_OPEN);
 	      return NULL;
 	    }
 	  else
@@ -656,6 +657,8 @@
     }
   if (flags & GDBM_CLOEXEC)
     fbits |= O_CLOEXEC;
+
+  fbits |= O_BINARY;
   
   fd = open (file, fbits, mode);
   if (fd < 0)
@@ -689,7 +690,7 @@
       for (index = 0; index < size; index++)
         {
 	  (dbf->bucket_cache[index]).ca_bucket =
-	    malloc (dbf->header->bucket_size);
+	    calloc (1, dbf->header->bucket_size);
           if ((dbf->bucket_cache[index]).ca_bucket == NULL)
 	    {
               GDBM_SET_ERRNO (dbf, GDBM_MALLOC_ERROR, TRUE);
diff -urN gdbm-1.15_orig/src/gdbmtool.c gdbm-1.15/src/gdbmtool.c
--- gdbm-1.15_orig/src/gdbmtool.c	2018-06-14 14:53:35.000000000 +0300
+++ gdbm-1.15/src/gdbmtool.c	2018-06-17 20:55:52.053880600 +0300
@@ -22,8 +22,6 @@
 #include <errno.h>
 #include <ctype.h>
 #include <signal.h>
-#include <pwd.h>
-#include <sys/ioctl.h>
 #ifdef HAVE_SYS_TERMIOS_H
 # include <sys/termios.h>
 #endif
@@ -1993,6 +1995,7 @@
     {
       istr = instream_file_create (GDBMTOOLRC);
     }
+#if 0
   else
     {
       char *fname;
@@ -2023,6 +2024,7 @@
 	exit (EXIT_FATAL);
       yyparse ();
     }
+#endif
 }
 
 #if GDBM_DEBUG_ENABLE
@@ -2167,8 +2167,6 @@
 	}
     }
 
-  signal (SIGPIPE, SIG_IGN);
-
   memset (&param, 0, sizeof (param));
   argmax = 0;
 
diff -urN gdbm-1.15_orig/src/lock.c gdbm-1.15/src/lock.c
--- gdbm-1.15_orig/src/lock.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/lock.c	2018-06-17 20:55:52.058880900 +0300
@@ -24,7 +24,7 @@
 
 #include <errno.h>
 
-#if HAVE_FLOCK
+#if HAVE_FLOCK || defined(_WIN32)
 # ifndef LOCK_SH
 #  define LOCK_SH 1
 # endif
@@ -42,6 +42,83 @@
 # endif
 #endif
 
+#ifdef _WIN32
+#include <errno.h>
+#include <limits.h>
+
+/*
+ * flock support code for windows
+ *
+ * This code is derived from ruby (http://www.ruby-lang.org/).
+ * Original copyright notice is below.
+ */
+/*
+ *  Copyright (c) 1993, Intergraph Corporation
+ *
+ *  You may distribute under the terms of either the GNU General Public
+ *  License or the Artistic License, as specified in the perl README file.
+ *
+ *  Various Unix compatibility functions and NT specific functions.
+ *
+ *  Some of this code was derived from the MSDOS port(s) and the OS/2 port.
+ *
+ */
+
+#ifndef EWOULDBLOCK
+#define EWOULDBLOCK 10035 /* EBASEERR + 35 (winsock.h) */
+#endif
+
+#define LK_ERR(f,i) ((f) ? (i = 0) : (errno = GetLastError() == ERROR_LOCK_VIOLATION ? EWOULDBLOCK : EACCES))
+#define LK_LEN      ULONG_MAX
+
+static int
+flock_winnt(HANDLE fh, int oper)
+{
+    OVERLAPPED o;
+    int i = -1;
+
+    memset(&o, 0, sizeof(o));
+
+    switch(oper) {
+      case LOCK_SH:		/* shared lock */
+	LK_ERR(LockFileEx(fh, 0, 0, LK_LEN, LK_LEN, &o), i);
+	break;
+      case LOCK_EX:		/* exclusive lock */
+	LK_ERR(LockFileEx(fh, LOCKFILE_EXCLUSIVE_LOCK, 0, LK_LEN, LK_LEN, &o), i);
+	break;
+      case LOCK_SH|LOCK_NB:	/* non-blocking shared lock */
+	LK_ERR(LockFileEx(fh, LOCKFILE_FAIL_IMMEDIATELY, 0, LK_LEN, LK_LEN, &o), i);
+	break;
+      case LOCK_EX|LOCK_NB:	/* non-blocking exclusive lock */
+	LK_ERR(LockFileEx(fh,
+			  LOCKFILE_EXCLUSIVE_LOCK|LOCKFILE_FAIL_IMMEDIATELY,
+			  0, LK_LEN, LK_LEN, &o), i);
+	break;
+      case LOCK_UN:		/* unlock lock */
+	LK_ERR(UnlockFileEx(fh, 0, LK_LEN, LK_LEN, &o), i);
+	break;
+      default:            /* unknown */
+	errno = EINVAL;
+	break;
+    }
+    return i;
+}
+
+#undef LK_ERR
+
+int
+flock(int fd, int oper)
+{
+    static int (*locker)(HANDLE, int) = NULL;
+
+    if (!locker) {
+	locker = flock_winnt;
+    }
+
+    return locker((HANDLE)_get_osfhandle(fd), oper);
+}
+#endif /* _WIN32 */
+
 #if defined(F_SETLK) && defined(F_RDLCK) && defined(F_WRLCK)
 # define HAVE_FCNTL_LOCK 1
 #else
@@ -66,7 +143,7 @@
   switch (dbf->lock_type)
     {
       case LOCKING_FLOCK:
-#if HAVE_FLOCK
+#if HAVE_FLOCK || defined(_WIN32)
 	flock (dbf->desc, LOCK_UN);
 #endif
 	break;
@@ -102,7 +179,7 @@
 #endif
   int lock_val = -1;
 
-#if HAVE_FLOCK
+#if HAVE_FLOCK || defined(_WIN32)
   if (dbf->read_write == GDBM_READER)
     lock_val = flock (dbf->desc, LOCK_SH + LOCK_NB);
   else
diff -urN gdbm-1.15_orig/src/Makefile.am gdbm-1.15/src/Makefile.am
--- gdbm-1.15_orig/src/Makefile.am	2018-06-15 23:11:53.000000000 +0300
+++ gdbm-1.15/src/Makefile.am	2018-06-17 20:55:52.060881000 +0300
@@ -74,7 +74,7 @@
   libgdbm_la_SOURCES += debug.c
 endif
 
-libgdbm_la_LDFLAGS = -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
+libgdbm_la_LDFLAGS = -no-undefined -lws2_32 -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
 
 noinst_LIBRARIES = libgdbmapp.a
 
diff -urN gdbm-1.15_orig/src/Makefile.in gdbm-1.15/src/Makefile.in
--- gdbm-1.15_orig/src/Makefile.in	2018-06-15 23:14:27.000000000 +0300
+++ gdbm-1.15/src/Makefile.in	2018-06-17 22:31:16.905323400 +0300
@@ -474,7 +474,7 @@
 	gdbmsetopt.c gdbmstore.c gdbmsync.c base64.c bucket.c falloc.c \
 	findkey.c fullio.c hash.c lock.c mmap.c recover.c update.c \
 	version.c $(am__append_1)
-libgdbm_la_LDFLAGS = -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
+libgdbm_la_LDFLAGS = -no-undefined -lws2_32 -version-info $(VI_CURRENT):$(VI_REVISION):$(VI_AGE)
 noinst_LIBRARIES = libgdbmapp.a
 libgdbmapp_a_SOURCES = \
  err.c\
diff -urN gdbm-1.15_orig/src/mem.c gdbm-1.15/src/mem.c
--- gdbm-1.15_orig/src/mem.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/mem.c	2018-06-17 20:55:52.066881300 +0300
@@ -14,7 +14,7 @@
    You should have received a copy of the GNU General Public License
    along with GDBM. If not, see <http://www.gnu.org/licenses/>.   */
 
-# include "autoconf.h"
+# include "../autoconf.h"
 # include "gdbm.h"
 # include "gdbmapp.h"
 # include "gdbmdefs.h"
diff -urN gdbm-1.15_orig/src/parseopt.c gdbm-1.15/src/parseopt.c
--- gdbm-1.15_orig/src/parseopt.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/parseopt.c	2018-06-17 20:55:52.069881500 +0300
@@ -14,10 +14,11 @@
    You should have received a copy of the GNU General Public License
    along with GDBM. If not, see <http://www.gnu.org/licenses/>.   */
 
-# include "autoconf.h"
+# include "../autoconf.h"
 # include "gdbm.h"
 # include "gdbmapp.h"
 # include "gdbmdefs.h"
+#include "autoconf.h"
 # include <stdio.h>
 # include <stdarg.h>
 # include <errno.h>
diff -urN gdbm-1.15_orig/src/progname.c gdbm-1.15/src/progname.c
--- gdbm-1.15_orig/src/progname.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/progname.c	2018-06-17 20:55:52.071881600 +0300
@@ -14,7 +14,7 @@
    You should have received a copy of the GNU General Public License
    along with GDBM. If not, see <http://www.gnu.org/licenses/>.   */
 
-# include "autoconf.h"
+# include "../autoconf.h"
 # include "gdbm.h"
 # include "gdbmapp.h"
 # include <string.h>
diff -urN gdbm-1.15_orig/src/proto.h gdbm-1.15/src/proto.h
--- gdbm-1.15_orig/src/proto.h	2018-05-30 14:14:11.000000000 +0300
+++ gdbm-1.15/src/proto.h	2018-06-17 22:10:50.270163800 +0300
@@ -122,6 +122,8 @@
       GDBM_SET_ERRNO (dbf, GDBM_FILE_SYNC_ERROR, TRUE);
       return 1;
     }
+#elif _WIN32
+  FlushFileBuffers(dbf);
 #else
   sync ();
   sync ();
diff -urN gdbm-1.15_orig/src/recover.c gdbm-1.15/src/recover.c
--- gdbm-1.15_orig/src/recover.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/recover.c	2018-06-17 20:55:52.074881800 +0300
@@ -19,6 +19,20 @@
 
 #define TMPSUF ".XXXXXX"
 
+#if !HAVE_RENAME
+#if defined(_WIN32)
+static int
+_gdbm_rename (char *old_name, char *new_name)
+{
+  if (!MoveFileEx (old_name, new_name, MOVEFILE_REPLACE_EXISTING))
+    return -1;
+
+  return 0;
+}
+#define rename _gdbm_rename
+#endif
+#endif
+
 int
 gdbm_copy_meta (GDBM_FILE dst, GDBM_FILE src)
 {
@@ -29,16 +29,20 @@
       GDBM_SET_ERRNO (src, GDBM_FILE_STAT_ERROR, src->need_recovery);
       return -1;
     }
+#if HAVE_FCHOWN
   if (fchown (dst->desc, st.st_uid, st.st_gid))
     {
       GDBM_SET_ERRNO (dst, GDBM_ERR_FILE_OWNER, dst->need_recovery);
       return -1;
     }
+#endif
+#if HAVE_FCHMOD
   if (fchmod (dst->desc, st.st_mode & 0777))
     {
       GDBM_SET_ERRNO (dst, GDBM_ERR_FILE_MODE, dst->need_recovery);
       return -1;
     }
+#endif
   return 0;
 }
 
@@ -130,18 +134,34 @@
     }
   
   /* Move the new file to old name. */
+#ifdef _WIN32
+  close (new_dbf->desc);
 
+  if (dbf->file_locking)
+    {
+      _gdbm_unlock_file (dbf);
+    }
+  close (dbf->desc);
+#endif
   if (rename (new_dbf->name, dbf->name) != 0)
     {
       GDBM_SET_ERRNO (NULL, GDBM_REORGANIZE_FAILED, FALSE);
+#ifdef _WIN32
+      dbf->desc = open (dbf->name, O_RDWR|O_BINARY, 0);
+      new_dbf->desc = open (new_dbf->name, O_RDWR|O_BINARY, 0);
+#endif
       gdbm_close (new_dbf);
       return -1;
     }
 
   /* Fix up DBF to have the correct information for the new file. */
+#ifdef _WIN32
+  new_dbf->desc = open (dbf->name, O_RDWR|O_BINARY, 0);
+#else
   if (dbf->file_locking)
     _gdbm_unlock_file (dbf);
   close (dbf->desc);
+#endif
   free (dbf->header);
   free (dbf->dir);
 
diff -urN gdbm-1.15_orig/src/systems.h gdbm-1.15/src/systems.h
--- gdbm-1.15_orig/src/systems.h	2018-05-30 12:43:12.000000000 +0300
+++ gdbm-1.15/src/systems.h	2018-06-17 21:16:30.716728100 +0300
@@ -18,6 +18,11 @@
    along with GDBM. If not, see <http://www.gnu.org/licenses/>.    */
 
 /* Include all system headers first. */
+#ifdef _WIN32
+# undef _WIN32_WINNT
+# define _WIN32_WINNT 0x0601
+# include <windows.h>
+#endif
 #include <sys/types.h>
 #include <stdio.h>
 #if HAVE_SYS_FILE_H
@@ -43,6 +48,10 @@
 # define O_CLOEXEC 0
 #endif
 
+#ifndef O_BINARY
+# define O_BINARY 0
+#endif
+
 /* Default block size.  Some systems do not have blocksize in their
    stat record. This code uses the BSD blocksize from stat. */
 
@@ -62,4 +62,7 @@
 # define STDERR_FILENO 2
 #endif
 
-
+/* Windows port of flock */
+#ifdef _WIN32
+extern int flock(int fd, int oper);
+#endif
diff -urN gdbm-1.15_orig/src/util.c gdbm-1.15/src/util.c
--- gdbm-1.15_orig/src/util.c	2018-05-30 12:39:15.000000000 +0300
+++ gdbm-1.15/src/util.c	2018-06-17 20:55:52.082882300 +0300
@@ -16,7 +16,6 @@
    along with GDBM. If not, see <http://www.gnu.org/licenses/>.    */
 
 #include "gdbmtool.h"
-#include <pwd.h>
 
 char *
 mkfilename (const char *dir, const char *file, const char *suf)
@@ -45,6 +44,7 @@
 char *
 tildexpand (char *s)
 {
+#if 0
   if (s[0] == '~')
     {
       char *p = s + 1;
@@ -65,6 +65,7 @@
       if (pw)
 	return mkfilename (pw->pw_dir, p + len + 1, NULL);
     }
+#endif
   return estrdup (s);
 }
 
diff -urN gdbm-1.15_orig/tests/blocksize02.at gdbm-1.15/tests/blocksize02.at
--- gdbm-1.15_orig/tests/blocksize02.at	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/blocksize02.at	2018-06-18 10:58:25.793417500 +0300
@@ -22,7 +22,6 @@
 ],
 [1],
 [],
-[gdbm_open failed: Block size error
-])
+[gdbm_open failed: Block size error])
 
 AT_CLEANUP
diff -urN gdbm-1.15_orig/tests/dbmdel01.at gdbm-1.15/tests/dbmdel01.at
--- gdbm-1.15_orig/tests/dbmdel01.at	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/dbmdel01.at	2018-06-17 20:55:52.085882400 +0300
@@ -25,7 +25,7 @@
 ],
 [2],
 [],
-[dtdel: cannot delete 11: Item not found
+[dtdel.exe: cannot delete 11: Item not found
 ])
 
 AT_CLEANUP
diff -urN gdbm-1.15_orig/tests/dbmfetch01.at gdbm-1.15/tests/dbmfetch01.at
--- gdbm-1.15_orig/tests/dbmfetch01.at	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/dbmfetch01.at	2018-06-17 20:55:52.086882500 +0300
@@ -24,7 +24,7 @@
 ],
 [2],
 [],
-[dtfetch: 0: not found
+[dtfetch.exe: 0: not found
 ])
 
 AT_CLEANUP
diff -urN gdbm-1.15_orig/tests/delete01.at gdbm-1.15/tests/delete01.at
--- gdbm-1.15_orig/tests/delete01.at	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/delete01.at	2018-06-17 20:55:52.088882600 +0300
@@ -24,7 +24,7 @@
 ],
 [2],
 [],
-[gtdel: cannot delete 11: Item not found
+[gtdel.exe: cannot delete 11: Item not found
 ])
 
 AT_CLEANUP
diff -urN gdbm-1.15_orig/tests/dtdel.c gdbm-1.15/tests/dtdel.c
--- gdbm-1.15_orig/tests/dtdel.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/dtdel.c	2018-06-17 20:55:52.089882700 +0300
@@ -16,6 +16,7 @@
 */
 #include "autoconf.h"
 #include <stdio.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include "dbm.h"
@@ -30,7 +31,12 @@
   int flags = 0;
   int data_z = 0;
   int rc = 0;
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+  _setmode(_fileno(stderr), O_BINARY);
+#endif
+
   while (--argc)
     {
       char *arg = *++argv;
diff -urN gdbm-1.15_orig/tests/dtdump.c gdbm-1.15/tests/dtdump.c
--- gdbm-1.15_orig/tests/dtdump.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/dtdump.c	2018-06-17 20:55:52.091882800 +0300
@@ -16,10 +16,13 @@
 */
 #include "autoconf.h"
 #include <stdio.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include "dbm.h"
 #include "progname.h"
+#include "../src/gdbm.h"
+#include "../compat/dbm.h"
 
 int
 main (int argc, char **argv)
@@ -29,7 +32,12 @@
   datum key;
   datum data;
   int delim = '\t';
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+  _setmode(_fileno(stderr), O_BINARY);
+#endif
+
   while (--argc)
     {
       char *arg = *++argv;
diff -urN gdbm-1.15_orig/tests/dtfetch.c gdbm-1.15/tests/dtfetch.c
--- gdbm-1.15_orig/tests/dtfetch.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/dtfetch.c	2018-06-17 20:55:52.092882800 +0300
@@ -16,6 +16,7 @@
 */
 #include "autoconf.h"
 #include <stdio.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include "dbm.h"
@@ -44,7 +45,12 @@
   int data_z = 0;
   int delim = 0;
   int rc = 0;
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+  _setmode(_fileno(stderr), O_BINARY);
+#endif
+
   while (--argc)
     {
       char *arg = *++argv;
diff -urN gdbm-1.15_orig/tests/dtload.c gdbm-1.15/tests/dtload.c
--- gdbm-1.15_orig/tests/dtload.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/dtload.c	2018-06-17 20:55:52.094882900 +0300
@@ -16,6 +16,7 @@
 */
 #include "autoconf.h"
 #include <stdio.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
@@ -39,7 +40,13 @@
   datum data;
   int delim = '\t';
   int data_z = 0;
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdin), O_BINARY);
+  _setmode(_fileno(stdout), O_BINARY);
+  _setmode(_fileno(stderr), O_BINARY);
+#endif
+
   while (--argc)
     {
       char *arg = *++argv;
diff -urN gdbm-1.15_orig/tests/fetch01.at gdbm-1.15/tests/fetch01.at
--- gdbm-1.15_orig/tests/fetch01.at	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/fetch01.at	2018-06-17 20:55:52.095883000 +0300
@@ -23,7 +23,7 @@
 ],
 [2],
 [],
-[gtfetch: 0: not found
+[gtfetch.exe: 0: not found
 ])
 
 AT_CLEANUP
diff -urN gdbm-1.15_orig/tests/gdbmtool03.at gdbm-1.15/tests/gdbmtool03.at
--- gdbm-1.15_orig/tests/gdbmtool03.at	2018-05-24 07:15:19.000000000 +0300
+++ gdbm-1.15/tests/gdbmtool03.at	2018-06-18 10:57:39.968796500 +0300
@@ -17,12 +17,13 @@
 AT_SETUP([Initialization file])
 AT_KEYWORDS([gdbmtool])
 AT_CHECK([
-AT_DATA([.gdbmtoolrc],
-[open t.db
-])
-gdbmtool <<EOT
+AT_DATA([.gdbmtoolrc],[
+open t.db
 status
+quit
 EOT
+])
+gdbmtool < .gdbmtoolrc
 ],
 [0],
 [Database file: t.db
diff -urN gdbm-1.15_orig/tests/gtdel.c gdbm-1.15/tests/gtdel.c
--- gdbm-1.15_orig/tests/gtdel.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/gtdel.c	2018-06-17 20:55:52.097883100 +0300
@@ -16,6 +16,7 @@
 */
 #include "autoconf.h"
 #include <stdio.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include "gdbm.h"
@@ -31,7 +32,12 @@
   GDBM_FILE dbf;
   int data_z = 0;
   int rc = 0;
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+  _setmode(_fileno(stderr), O_BINARY);
+#endif
+
   while (--argc)
     {
       char *arg = *++argv;
diff -urN gdbm-1.15_orig/tests/gtdump.c gdbm-1.15/tests/gtdump.c
--- gdbm-1.15_orig/tests/gtdump.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/gtdump.c	2018-06-17 20:55:52.098883200 +0300
@@ -17,6 +17,7 @@
 #include "autoconf.h"
 #include <stdio.h>
 #include <stdlib.h>
+#include <fcntl.h>
 #include <string.h>
 #include "gdbm.h"
 #include "progname.h"
@@ -31,7 +32,12 @@
   int flags = 0;
   GDBM_FILE dbf;
   int delim = '\t';
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdin), O_BINARY);
+  _setmode(_fileno(stdout), O_BINARY);
+#endif
+
   while (--argc)
     {
       char *arg = *++argv;
diff -urN gdbm-1.15_orig/tests/gtfetch.c gdbm-1.15/tests/gtfetch.c
--- gdbm-1.15_orig/tests/gtfetch.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/gtfetch.c	2018-06-17 20:55:52.100883300 +0300
@@ -16,6 +16,7 @@
 */
 #include "autoconf.h"
 #include <stdio.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <string.h>
 #include "gdbm.h"
@@ -46,7 +47,12 @@
   int data_z = 0;
   int delim = 0;
   int rc = 0;
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+  _setmode(_fileno(stderr), O_BINARY);
+#endif
+
   while (--argc)
     {
       char *arg = *++argv;
diff -urN gdbm-1.15_orig/tests/gtload.c gdbm-1.15/tests/gtload.c
--- gdbm-1.15_orig/tests/gtload.c	2018-05-30 12:16:40.000000000 +0300
+++ gdbm-1.15/tests/gtload.c	2018-06-17 20:55:52.101883300 +0300
@@ -16,6 +16,7 @@
 */
 #include "autoconf.h"
 #include <stdio.h>
+#include <fcntl.h>
 #include <stdlib.h>
 #include <stdarg.h>
 #include <string.h>
@@ -102,6 +103,11 @@
 #ifdef GDBM_DEBUG_ENABLE
   gdbm_debug_printer = debug_printer;
 #endif
+
+#ifdef _WIN32
+  _setmode(_fileno(stdin), O_BINARY);
+  _setmode(_fileno(stdout), O_BINARY);
+#endif
   
   while (--argc)
     {
@@ -199,7 +205,7 @@
   dbf = gdbm_open (dbname, block_size, mode|flags, 00664, NULL);
   if (!dbf)
     {
-      fprintf (stderr, "gdbm_open failed: %s\n", gdbm_strerror (gdbm_errno));
+      fprintf (stderr, "gdbm_open failed: %s", gdbm_strerror (gdbm_errno));
       exit (1);
     }
 
diff -urN gdbm-1.15_orig/tests/gtopt.c gdbm-1.15/tests/gtopt.c
--- gdbm-1.15_orig/tests/gtopt.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/gtopt.c	2018-06-17 20:55:52.104883500 +0300
@@ -178,7 +178,11 @@
 int
 test_maxmapsize (void *valptr)
 {
+#ifdef _SC_PAGESIZE
   size_t page_size = sysconf (_SC_PAGESIZE);
+#else
+  size_t page_size = 4096;
+#endif
   size_t expected_size = ((mapped_size_max + page_size - 1) / page_size) *
 	                          page_size;
   return (*(size_t*) valptr == expected_size) ? RES_PASS : RES_FAIL;
@@ -308,7 +312,11 @@
 {
   GDBM_FILE dbf;
   struct optest *op;
-  
+
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+#endif
+
   progname = canonical_progname (argv[0]);
   while (--argc)
     {
diff -urN gdbm-1.15_orig/tests/gtver.c gdbm-1.15/tests/gtver.c
--- gdbm-1.15_orig/tests/gtver.c	2018-02-10 08:05:11.000000000 +0200
+++ gdbm-1.15/tests/gtver.c	2018-06-17 20:55:52.105883600 +0300
@@ -17,6 +17,7 @@
 #include "autoconf.h"
 #include <stdlib.h>
 #include <stdio.h>
+#include <fcntl.h>
 #include <string.h>
 #include "gdbm.h"
 #include "progname.h"
@@ -31,6 +32,10 @@
   const char *progname = canonical_progname (argv[0]);
   int library = 0;
 
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+#endif
+
   if (argc == 1)
     {
       printf ("%s\n", gdbm_version);
diff -urN gdbm-1.15_orig/tests/num2word.c gdbm-1.15/tests/num2word.c
--- gdbm-1.15_orig/tests/num2word.c	2018-05-29 10:11:50.000000000 +0300
+++ gdbm-1.15/tests/num2word.c	2018-06-17 22:06:14.980418200 +0300
@@ -17,6 +17,7 @@
 #include "autoconf.h"
 #include <stdlib.h>
 #include <stdio.h>
+#include <fcntl.h>
 #include <string.h>
 #include <unistd.h>
 #include <errno.h>
@@ -328,6 +329,10 @@
 int
 main (int argc, char **argv)
 {
+#ifdef _WIN32
+  _setmode(_fileno(stdout), O_BINARY);
+#endif
+
   progname = *argv++;
   --argc;
 
@@ -403,10 +408,10 @@
   
   if (random_option)
     {
-      srandom (time (NULL));
+      srand (time (NULL));
       while (range_total)
 	{
-	  numeral_t n = range_get (random () % range_total);
+	  numeral_t n = range_get (rand () % range_total);
 	  print_number (n);
 	}
     }
diff -urN gdbm-1.15_orig/tests/testsuite gdbm-1.15/tests/testsuite
--- gdbm-1.15_orig/tests/testsuite	2018-06-15 23:14:42.000000000 +0300
+++ gdbm-1.15/tests/testsuite	2018-06-17 22:36:55.525691300 +0300
@@ -2166,7 +2166,7 @@
 ) >>"$at_stdout" 2>>"$at_stderr" 5>&-
 at_status=$? at_failed=false
 $at_check_filter
-echo >>"$at_stderr"; $as_echo "gtfetch: 0: not found
+echo >>"$at_stderr"; $as_echo "gtfetch.exe: 0: not found
 " | \
   $at_diff - "$at_stderr" || at_failed=:
 at_fn_diff_devnull "$at_stdout" || at_failed=:
@@ -2262,7 +2262,7 @@
 ) >>"$at_stdout" 2>>"$at_stderr" 5>&-
 at_status=$? at_failed=false
 $at_check_filter
-echo >>"$at_stderr"; $as_echo "gtdel: cannot delete 11: Item not found
+echo >>"$at_stderr"; $as_echo "gtdel.exe: cannot delete 11: Item not found
 " | \
   $at_diff - "$at_stderr" || at_failed=:
 at_fn_diff_devnull "$at_stdout" || at_failed=:
@@ -2627,7 +2627,7 @@
 ) >>"$at_stdout" 2>>"$at_stderr" 5>&-
 at_status=$? at_failed=false
 $at_check_filter
-echo >>"$at_stderr"; $as_echo "dtfetch: 0: not found
+echo >>"$at_stderr"; $as_echo "dtfetch.exe: 0: not found
 " | \
   $at_diff - "$at_stderr" || at_failed=:
 at_fn_diff_devnull "$at_stdout" || at_failed=:
@@ -2835,7 +2835,7 @@
 ) >>"$at_stdout" 2>>"$at_stderr" 5>&-
 at_status=$? at_failed=false
 $at_check_filter
-echo >>"$at_stderr"; $as_echo "dtdel: cannot delete 11: Item not found
+echo >>"$at_stderr"; $as_echo "dtdel.exe: cannot delete 11: Item not found
 " | \
   $at_diff - "$at_stderr" || at_failed=:
 at_fn_diff_devnull "$at_stdout" || at_failed=: