diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index 144f956..7b54f46 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -216,7 +216,7 @@
 # SNIFF - Include support for SNiFF+.
 SNIFF_INCL  = if_sniff.h
 SNIFF_OBJ   = $(OBJDIR)/if_sniff.obj
-SNIFF_LIB    = shell32.lib
+SNIFF_LIB   = shell32.lib
 SNIFF_DEFS  = -DFEAT_SNIFF
 # The SNiFF integration needs multithreaded libraries!
 MULTITHREADED = yes
@@ -250,7 +250,7 @@
 NBDEBUG_INCL	= nbdebug.h
 NBDEBUG_SRC	= nbdebug.c
 !endif
-NETBEANS_LIB   = WSock32.lib
+NETBEANS_LIB	= WSock32.lib
 !endif
 
 !ifdef XPM
@@ -294,7 +294,8 @@
 CFLAGS = -c /W3 /nologo $(CVARS) -I. -Iproto -DHAVE_PATHDEF -DWIN32 \
 		$(SNIFF_DEFS) $(CSCOPE_DEFS) $(NETBEANS_DEFS) \
 		$(NBDEBUG_DEFS) $(XPM_DEFS) \
-		$(DEFINES) -DWINVER=$(WINVER) -D_WIN32_WINNT=$(WINVER)
+		$(DEFINES) -DWINVER=$(WINVER) -D_WIN32_WINNT=$(WINVER) \
+		/Fo$(OUTDIR)/ 
 
 #>>>>> end of choices
 ###########################################################################
@@ -500,7 +501,8 @@
 !if "$(DYNAMIC_TCL)" == "yes"
 !message Tcl DLL will be loaded dynamically
 TCL_DLL = tcl$(TCL_VER).dll
-CFLAGS  = $(CFLAGS) -DFEAT_TCL -DDYNAMIC_TCL -DDYNAMIC_TCL_DLL=\"$(TCL_DLL)\" -DDYNAMIC_TCL_VER=\"$(TCL_VER_LONG)\"
+CFLAGS  = $(CFLAGS) -DFEAT_TCL -DDYNAMIC_TCL -DDYNAMIC_TCL_DLL=\"$(TCL_DLL)\" \
+		-DDYNAMIC_TCL_VER=\"$(TCL_VER_LONG)\"
 TCL_OBJ	= $(OUTDIR)\if_tcl.obj
 TCL_INC	= /I "$(TCL)\Include" /I "$(TCL)"
 TCL_LIB = $(TCL)\lib\tclstub$(TCL_VER).lib
@@ -525,7 +527,8 @@
 PYTHON_OBJ = $(OUTDIR)\if_python.obj
 PYTHON_INC = /I "$(PYTHON)\Include" /I "$(PYTHON)\PC"
 !if "$(DYNAMIC_PYTHON)" == "yes"
-CFLAGS = $(CFLAGS) -DDYNAMIC_PYTHON -DDYNAMIC_PYTHON_DLL=\"python$(PYTHON_VER).dll\"
+CFLAGS = $(CFLAGS) -DDYNAMIC_PYTHON \
+		-DDYNAMIC_PYTHON_DLL=\"python$(PYTHON_VER).dll\"
 PYTHON_LIB = /nodefaultlib:python$(PYTHON_VER).lib
 !else
 PYTHON_LIB = $(PYTHON)\libs\python$(PYTHON_VER).lib
@@ -541,9 +544,12 @@
 CFLAGS = $(CFLAGS) -DFEAT_MZSCHEME -I $(MZSCHEME)\include
 !if "$(DYNAMIC_MZSCHEME)" == "yes"
 !message MzScheme DLLs will be loaded dynamically
-CFLAGS = $(CFLAGS) -DDYNAMIC_MZSCHEME -DDYNAMIC_MZSCH_DLL=\"libmzsch$(MZSCHEME_VER).dll\" -DDYNAMIC_MZGC_DLL=\"libmzgc$(MZSCHEME_VER).dll\"
+CFLAGS = $(CFLAGS) -DDYNAMIC_MZSCHEME \
+		-DDYNAMIC_MZSCH_DLL=\"libmzsch$(MZSCHEME_VER).dll\" \
+		-DDYNAMIC_MZGC_DLL=\"libmzgc$(MZSCHEME_VER).dll\"
 !else
-MZSCHEME_LIB = $(MZSCHEME)\lib\msvc\libmzgc$(MZSCHEME_VER).lib $(MZSCHEME)\lib\msvc\libmzsch$(MZSCHEME_VER).lib
+MZSCHEME_LIB = $(MZSCHEME)\lib\msvc\libmzgc$(MZSCHEME_VER).lib \
+		$(MZSCHEME)\lib\msvc\libmzsch$(MZSCHEME_VER).lib
 !endif
 MZSCHEME_OBJ = $(OUTDIR)\if_mzsch.obj
 !endif
@@ -631,7 +637,8 @@
 # Do we want to load Ruby dynamically?
 !if "$(DYNAMIC_RUBY)" == "yes"
 !message Ruby DLL will be loaded dynamically
-CFLAGS = $(CFLAGS) -DDYNAMIC_RUBY -DDYNAMIC_RUBY_DLL=\"$(RUBY_INSTALL_NAME).dll\" -DDYNAMIC_RUBY_VER=$(RUBY_VER)
+CFLAGS = $(CFLAGS) -DDYNAMIC_RUBY -DDYNAMIC_RUBY_VER=$(RUBY_VER) \
+		-DDYNAMIC_RUBY_DLL=\"$(RUBY_INSTALL_NAME).dll\" 
 !undef RUBY_LIB
 !endif
 !endif # RUBY
@@ -655,8 +662,7 @@
 # Always generate the .pdb file, so that we get debug symbols that can be used
 # on a crash (doesn't add overhead to the executable).
 #
-CFLAGS = $(CFLAGS) /Zi
-PDB = /Fd$(OUTDIR)/
+CFLAGS = $(CFLAGS) /Zi /Fd$(OUTDIR)/
 LINK_PDB = /PDB:$(OUTDIR)/$(VIM).pdb -debug:full -debugtype:cv,fixup
 
 #
@@ -676,17 +682,20 @@
 
 LINKARGS1 = $(linkdebug) $(conflags) /nodefaultlib:libc
 LINKARGS2 = $(CON_LIB) $(GUI_LIB) $(LIBC) $(OLE_LIB)  user32.lib $(SNIFF_LIB) \
-		$(MZSCHEME_LIB) $(PERL_LIB) $(PYTHON_LIB) $(RUBY_LIB) $(TCL_LIB) \
-		$(NETBEANS_LIB) $(XPM_LIB) $(LINK_PDB)
+		$(MZSCHEME_LIB) $(PERL_LIB) $(PYTHON_LIB) $(RUBY_LIB) \
+		$(TCL_LIB) $(NETBEANS_LIB) $(XPM_LIB) $(LINK_PDB)
 
-all:	$(VIM).exe vimrun.exe install.exe uninstal.exe xxd/xxd.exe GvimExt/gvimext.dll
+all:	$(VIM).exe vimrun.exe install.exe uninstal.exe xxd/xxd.exe \
+		GvimExt/gvimext.dll
 
-$(VIM).exe: $(OUTDIR) $(OBJ) $(GUI_OBJ) $(OLE_OBJ) $(OLE_IDL) $(MZSCHEME_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(RUBY_OBJ) $(TCL_OBJ) $(SNIFF_OBJ) $(CSCOPE_OBJ) $(NETBEANS_OBJ) $(XPM_OBJ) version.c version.h
-	$(CC) $(CFLAGS)  version.c /Fo$(OUTDIR)/version.obj $(PDB)
+$(VIM).exe: $(OUTDIR) $(OBJ) $(GUI_OBJ) $(OLE_OBJ) $(OLE_IDL) $(MZSCHEME_OBJ) \
+		$(PERL_OBJ) $(PYTHON_OBJ) $(RUBY_OBJ) $(TCL_OBJ) $(SNIFF_OBJ) \
+		$(CSCOPE_OBJ) $(NETBEANS_OBJ) $(XPM_OBJ) version.c version.h
+	$(CC) $(CFLAGS) version.c
 	$(link) $(LINKARGS1) -out:$(VIM).exe $(OBJ) $(GUI_OBJ) $(OLE_OBJ) \
-		$(MZSCHEME_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(RUBY_OBJ) $(TCL_OBJ) $(SNIFF_OBJ) \
-		$(CSCOPE_OBJ) $(NETBEANS_OBJ) $(XPM_OBJ) \
-		$(OUTDIR)\version.obj $(LINKARGS2)
+		$(MZSCHEME_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(RUBY_OBJ) \
+		$(TCL_OBJ) $(SNIFF_OBJ) $(CSCOPE_OBJ) $(NETBEANS_OBJ) \
+		$(XPM_OBJ) $(OUTDIR)\version.obj $(LINKARGS2)
 
 $(VIM): $(VIM).exe
 
@@ -694,7 +703,8 @@
 	if not exist $(OUTDIR)/nul  mkdir $(OUTDIR)
 
 install.exe: dosinst.c
-	$(CC) /nologo -DNDEBUG -DWIN32 dosinst.c kernel32.lib shell32.lib ole32.lib advapi32.lib uuid.lib
+	$(CC) /nologo -DNDEBUG -DWIN32 dosinst.c kernel32.lib shell32.lib \
+		ole32.lib advapi32.lib uuid.lib
 	- if exist install.exe del install.exe
 	ren dosinst.exe install.exe
 
@@ -767,7 +777,7 @@
 !ELSE
 .c{$(OUTDIR)/}.obj::
 !ENDIF
-	$(CC) $(CFLAGS) /Fo$(OUTDIR)/ $(PDB) $<
+	$(CC) $(CFLAGS) $<
 
 # Create a default rule for transforming .cpp files to .obj files in $(OUTDIR)
 # Batch compilation is supported by nmake 1.62 (part of VS 5.0) and later)
@@ -776,7 +786,7 @@
 !ELSE
 .cpp{$(OUTDIR)/}.obj::
 !ENDIF
-	$(CC) $(CFLAGS) /Fo$(OUTDIR)/ $(PDB) $<
+	$(CC) $(CFLAGS) $<
 
 $(OUTDIR)/buffer.obj:	$(OUTDIR) buffer.c  $(INCL)
 
@@ -817,30 +827,32 @@
 $(OUTDIR)/if_cscope.obj: $(OUTDIR) if_cscope.c  $(INCL)
 
 if_perl.c : if_perl.xs typemap
-	$(PERL_EXE) $(XSUBPP) -prototypes -typemap $(XSUBPP_TYPEMAP) -typemap typemap if_perl.xs > if_perl.c
+	$(PERL_EXE) $(XSUBPP) -prototypes -typemap $(XSUBPP_TYPEMAP) \
+		-typemap typemap if_perl.xs > if_perl.c
 
 $(OUTDIR)/if_perl.obj: $(OUTDIR) if_perl.c  $(INCL)
-	$(CC) $(CFLAGS) $(PERL_INC) if_perl.c /Fo$(OUTDIR)/if_perl.obj $(PDB)
+	$(CC) $(CFLAGS) $(PERL_INC) if_perl.c
 
 $(OUTDIR)/if_perlsfio.obj: $(OUTDIR) if_perlsfio.c  $(INCL)
-	$(CC) $(CFLAGS) $(PERL_INC) if_perlsfio.c /Fo$(OUTDIR)/if_perlsfio.obj $(PDB)
+	$(CC) $(CFLAGS) $(PERL_INC) if_perlsfio.c
 
 $(OUTDIR)/if_mzsch.obj: $(OUTDIR) if_mzsch.c  $(INCL)
-	$(CC) $(CFLAGS) $(PERL_INC) if_mzsch.c /Fo$(OUTDIR)/if_mzsch.obj $(PDB) -DMZSCHEME_COLLECTS=\"$(MZSCHEME:\=\\)\\collects\"
+	$(CC) $(CFLAGS) $(PERL_INC) if_mzsch.c
+		-DMZSCHEME_COLLECTS=\"$(MZSCHEME:\=\\)\\collects\"
 
 $(OUTDIR)/if_python.obj: $(OUTDIR) if_python.c  $(INCL)
-	$(CC) $(CFLAGS) $(PYTHON_INC) if_python.c /Fo$(OUTDIR)/if_python.obj $(PDB)
+	$(CC) $(CFLAGS) $(PYTHON_INC) if_python.c
 
 $(OUTDIR)/if_ole.obj: $(OUTDIR) if_ole.cpp  $(INCL) if_ole.h
 
 $(OUTDIR)/if_ruby.obj: $(OUTDIR) if_ruby.c  $(INCL)
-	$(CC) $(CFLAGS) $(RUBY_INC) if_ruby.c /Fo$(OUTDIR)/if_ruby.obj $(PDB)
+	$(CC) $(CFLAGS) $(RUBY_INC) if_ruby.c
 
 $(OUTDIR)/if_sniff.obj:	$(OUTDIR) if_sniff.c  $(INCL)
-	$(CC) $(CFLAGS) if_sniff.c /Fo$(OUTDIR)/if_sniff.obj $(PDB)
+	$(CC) $(CFLAGS) if_sniff.c
 
 $(OUTDIR)/if_tcl.obj: $(OUTDIR) if_tcl.c  $(INCL)
-	$(CC) $(CFLAGS) $(TCL_INC) if_tcl.c /Fo$(OUTDIR)/if_tcl.obj $(PDB)
+	$(CC) $(CFLAGS) $(TCL_INC) if_tcl.c
 
 $(OUTDIR)/main.obj:	$(OUTDIR) main.c  $(INCL)
 
@@ -877,7 +889,7 @@
 $(OUTDIR)/os_w32exe.obj:	$(OUTDIR) os_w32exe.c  $(INCL)
 
 $(OUTDIR)/pathdef.obj:	$(OUTDIR) auto/pathdef.c  $(INCL)
-	$(CC) $(CFLAGS) auto/pathdef.c /Fo$(OUTDIR)/pathdef.obj $(PDB)
+	$(CC) $(CFLAGS) auto/pathdef.c
 
 $(OUTDIR)/quickfix.obj:	$(OUTDIR) quickfix.c  $(INCL)
 
@@ -902,13 +914,15 @@
 $(OUTDIR)/window.obj:	$(OUTDIR) window.c  $(INCL)
 
 $(OUTDIR)/xpm_w32.obj: $(OUTDIR) xpm_w32.c
-	$(CC) $(CFLAGS) $(XPM_INC) xpm_w32.c /Fo$(OUTDIR)/xpm_w32.obj $(PDB)
+	$(CC) $(CFLAGS) $(XPM_INC) xpm_w32.c
 
-$(OUTDIR)/vim.res:	$(OUTDIR) vim.rc version.h tools.bmp tearoff.bmp vim.ico vim_error.ico vim_alert.ico vim_info.ico vim_quest.ico
+$(OUTDIR)/vim.res:	$(OUTDIR) vim.rc version.h tools.bmp tearoff.bmp \
+		vim.ico vim_error.ico vim_alert.ico vim_info.ico vim_quest.ico
 	$(RC) /l 0x409 /Fo$(OUTDIR)/vim.res $(RCFLAGS) vim.rc
 
 iid_ole.c if_ole.h vim.tlb: if_ole.idl
-	midl /nologo /error none /proxy nul /iid iid_ole.c /tlb vim.tlb /header if_ole.h if_ole.idl
+	midl /nologo /error none /proxy nul /iid iid_ole.c /tlb vim.tlb \
+		/header if_ole.h if_ole.idl
 
 dimm.h dimm_i.c: dimm.idl
 	midl /nologo /error none /proxy nul dimm.idl
diff --git a/src/buffer.c b/src/buffer.c
index ce984ed..07e9723 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -3036,9 +3036,8 @@
 	    else
 	    {
 		p = transstr(gettail(curbuf->b_fname));
-		STRNCPY(buf, p, IOSIZE - 100);
+		vim_strncpy(buf, p, IOSIZE - 100);
 		vim_free(p);
-		buf[IOSIZE - 100] = NUL; /* in case it was too long */
 	    }
 
 	    switch (bufIsChanged(curbuf)
@@ -3071,15 +3070,15 @@
 		p = gettail_sep(buf + off);
 		if (p == buf + off)
 		    /* must be a help buffer */
-		    STRCPY(buf + off, _("help"));
+		    vim_strncpy(buf + off, (char_u *)_("help"),
+							    IOSIZE - off - 1);
 		else
 		    *p = NUL;
 
 		/* translate unprintable chars */
 		p = transstr(buf + off);
-		STRNCPY(buf + off, p, IOSIZE - off);
+		vim_strncpy(buf + off, p, IOSIZE - off - 1);
 		vim_free(p);
-		buf[IOSIZE - 1] = NUL;  /* in case it was too long */
 		STRCAT(buf, ")");
 	    }
 
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index 4a83ca0..b5c636c 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -7286,7 +7286,7 @@
 	    if (p == NULL || *p == NUL)	/* empty is the same as not set */
 		NameBuff[0] = NUL;
 	    else
-		STRNCPY(NameBuff, p, MAXPATHL);
+		vim_strncpy(NameBuff, p, MAXPATHL - 1);
 # else
 	    expand_env((char_u *)"$HOME", NameBuff, MAXPATHL);
 # endif
diff --git a/src/getchar.c b/src/getchar.c
index 311fe58..bc30d6c 100644
--- a/src/getchar.c
+++ b/src/getchar.c
@@ -257,8 +257,7 @@
     if (buf->bh_space >= (int)slen)
     {
 	len = (long_u)STRLEN(buf->bh_curr->b_str);
-	STRNCPY(buf->bh_curr->b_str + len, s, slen);
-	buf->bh_curr->b_str[len + slen] = NUL;
+	vim_strncpy(buf->bh_curr->b_str + len, s, (size_t)slen);
 	buf->bh_space -= slen;
     }
     else
@@ -272,8 +271,7 @@
 	if (p == NULL)
 	    return; /* no space, just forget it */
 	buf->bh_space = len - slen;
-	STRNCPY(p->b_str, s, slen);
-	p->b_str[slen] = NUL;
+	vim_strncpy(p->b_str, s, (size_t)slen);
 
 	p->b_next = buf->bh_curr->b_next;
 	buf->bh_curr->b_next = p;
diff --git a/src/netbeans.c b/src/netbeans.c
index bebfa5e..9150e14 100644
--- a/src/netbeans.c
+++ b/src/netbeans.c
@@ -2769,8 +2769,7 @@
 
     /* send the "insert" EVT */
     newtxt = alloc(newlen + 1);
-    STRNCPY(newtxt, txt, newlen);
-    newtxt[newlen] = '\0';
+    vim_strncpy(newtxt, txt, newlen);
     p = nb_quote(newtxt);
     if (p != NULL)
     {
diff --git a/src/os_mac.c b/src/os_mac.c
index baab5a5..4a3014b 100644
--- a/src/os_mac.c
+++ b/src/os_mac.c
@@ -211,8 +211,7 @@
 
 	if (gErr == noErr)
 	{
-	    STRNCPY (cfilename, &dirname[1], dirname[0]);
-	    cfilename[dirname[0]] = 0;
+	    vim_strncpy(cfilename, &dirname[1], dirname[0]);
 	    if (vim_regexec(&regmatch, cfilename, (colnr_T)0))
 	    {
 		if (s[-1] != ':')
@@ -261,8 +260,7 @@
 	    gErr = PBHGetVInfo (&gMyHPBlock,false);
 	    if (gErr == noErr)
 	    {
-		STRNCPY (cfilename, &dirname[1], dirname[0]);
-		cfilename[dirname[0]] = 0;
+		vim_strncpy(cfilename, &dirname[1], dirname[0]);
 		if (vim_regexec(&regmatch, cfilename, (colnr_T)0))
 		{
 		    STRCPY(s, cfilename);
@@ -681,8 +679,7 @@
     if ((pw = getpwuid(uid)) != NULL
 	    && pw->pw_name != NULL && *(pw->pw_name) != NUL)
     {
-	STRNCPY(s, pw->pw_name, len);
-	s[len - 1] = NUL;
+	vim_strncpy(s, pw->pw_name, len - 1);
 	return OK;
     }
 #endif
@@ -700,16 +697,15 @@
     int		len;
 {
 #if defined(__MRC__) || defined(__SC__) || defined(__APPLE_CC__)
-    STRNCPY(s, "Mac", len); /* TODO: use Gestalt information */
+    vim_strncpy(s, "Mac", len - 1); /* TODO: use Gestalt information */
 #else
     struct utsname vutsname;
 
     if (uname(&vutsname) < 0)
 	*s = NUL;
     else
-	STRNCPY(s, vutsname.nodename, len);
+	vim_strncpy(s, vutsname.nodename, len - 1);
 #endif
-    s[len - 1] = NUL;	/* make sure it's terminated */
 }
 
 /*
@@ -950,8 +946,7 @@
     }
     else
     {
-	STRNCPY(buf, fname, len);
-	buf[len - 1] = NUL;
+	vim_strncpy(buf, fname, len - 1);
 	slash_n_colon_adjust(buf);
     }
 
diff --git a/src/os_riscos.c b/src/os_riscos.c
index 2894950..39a03cc 100644
--- a/src/os_riscos.c
+++ b/src/os_riscos.c
@@ -523,7 +523,7 @@
     if (xswi(OS_ReadVarVal, "Machine$Name", s, len, 0, 3) & v_flag)
     {
 	/* Variable does not exist (normal operation) */
-	STRNCPY(s, "(unknown)", len);
+	vim_strncpy(s, "(unknown)", len - 1);
     }
 }
 
diff --git a/src/spell.c b/src/spell.c
index f93027d..52b7b4a 100644
--- a/src/spell.c
+++ b/src/spell.c
@@ -2545,6 +2545,7 @@
     garray_T	ga;
     char_u	*splp;
     char_u	*region;
+    char_u	region_cp[3];
     int		filename;
     int		region_mask;
     slang_T	*lp;
@@ -2577,6 +2578,19 @@
 	{
 	    filename = TRUE;
 
+	    /* Locate a region and remove it from the file name. */
+	    p = vim_strchr(gettail(lang), '_');
+	    if (p != NULL && ASCII_ISALPHA(p[1]) && ASCII_ISALPHA(p[2])
+						      && !ASCII_ISALPHA(p[3]))
+	    {
+		vim_strncpy(region_cp, p + 1, 2);
+		mch_memmove(p, p + 3, len - (p - lang) - 2);
+		len -= 3;
+		region = region_cp;
+	    }
+	    else
+		dont_use_region = TRUE;
+
 	    /* Check if we loaded this language before. */
 	    for (lp = first_lang; lp != NULL; lp = lp->sl_next)
 		if (fullpathcmp(lang, lp->sl_fname, FALSE) == FPC_SAME)
@@ -2590,12 +2604,6 @@
 		region = lang + len - 2;
 		len -= 3;
 		lang[len] = NUL;
-
-		/* If the region differs from what was used before then don't
-		 * use it for 'spellfile'. */
-		if (use_region != NULL && STRCMP(region, use_region) != 0)
-		    dont_use_region = TRUE;
-		use_region = region;
 	    }
 	    else
 		dont_use_region = TRUE;
@@ -2606,6 +2614,15 @@
 		    break;
 	}
 
+	if (region != NULL)
+	{
+	    /* If the region differs from what was used before then don't
+	     * use it for 'spellfile'. */
+	    if (use_region != NULL && STRCMP(region, use_region) != 0)
+		dont_use_region = TRUE;
+	    use_region = region;
+	}
+
 	/* If not found try loading the language now. */
 	if (lp == NULL)
 	{
diff --git a/src/vim.h b/src/vim.h
index cdffd4a..d8cd699 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -1897,7 +1897,7 @@
 /* values for vim_handle_signal() that are not a signal */
 #define SIGNAL_BLOCK	-1
 #define SIGNAL_UNBLOCK  -2
-#ifndef UNIX
+#if !defined(UNIX) && !defined(VMS)
 # define vim_handle_signal(x) 0
 #endif
 
diff --git a/src/window.c b/src/window.c
index 81fc4c3..92164c1 100644
--- a/src/window.c
+++ b/src/window.c
@@ -4788,8 +4788,7 @@
     if (url || retval == FAIL)
     {
 	/* something failed; use the file name (truncate when too long) */
-	STRNCPY(buf, fname, len);
-	buf[len - 1] = NUL;
+	vim_strncpy(buf, fname, len - 1);
     }
 #if defined(MACOS_CLASSIC) || defined(OS2) || defined(MSDOS) || defined(MSWIN)
     slash_adjust(buf);