diff --git a/src/evalfunc.c b/src/evalfunc.c
index 7c53b00..dafd3b6 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -822,46 +822,46 @@
 #endif
     {"test_settime",	1, 1, FEARG_1,	  f_test_settime},
 #ifdef FEAT_TIMERS
-    {"timer_info",	0, 1, 0,	  f_timer_info},
-    {"timer_pause",	2, 2, 0,	  f_timer_pause},
-    {"timer_start",	2, 3, 0,	  f_timer_start},
-    {"timer_stop",	1, 1, 0,	  f_timer_stop},
+    {"timer_info",	0, 1, FEARG_1,	  f_timer_info},
+    {"timer_pause",	2, 2, FEARG_1,	  f_timer_pause},
+    {"timer_start",	2, 3, FEARG_1,	  f_timer_start},
+    {"timer_stop",	1, 1, FEARG_1,	  f_timer_stop},
     {"timer_stopall",	0, 0, 0,	  f_timer_stopall},
 #endif
-    {"tolower",		1, 1, 0,	  f_tolower},
-    {"toupper",		1, 1, 0,	  f_toupper},
-    {"tr",		3, 3, 0,	  f_tr},
-    {"trim",		1, 2, 0,	  f_trim},
+    {"tolower",		1, 1, FEARG_1,	  f_tolower},
+    {"toupper",		1, 1, FEARG_1,	  f_toupper},
+    {"tr",		3, 3, FEARG_1,	  f_tr},
+    {"trim",		1, 2, FEARG_1,	  f_trim},
 #ifdef FEAT_FLOAT
     {"trunc",		1, 1, FEARG_1,	  f_trunc},
 #endif
     {"type",		1, 1, FEARG_1,	  f_type},
-    {"undofile",	1, 1, 0,	  f_undofile},
+    {"undofile",	1, 1, FEARG_1,	  f_undofile},
     {"undotree",	0, 0, 0,	  f_undotree},
     {"uniq",		1, 3, FEARG_1,	  f_uniq},
     {"values",		1, 1, FEARG_1,	  f_values},
-    {"virtcol",		1, 1, 0,	  f_virtcol},
+    {"virtcol",		1, 1, FEARG_1,	  f_virtcol},
     {"visualmode",	0, 1, 0,	  f_visualmode},
     {"wildmenumode",	0, 0, 0,	  f_wildmenumode},
-    {"win_execute",	2, 3, 0,	  f_win_execute},
-    {"win_findbuf",	1, 1, 0,	  f_win_findbuf},
-    {"win_getid",	0, 2, 0,	  f_win_getid},
-    {"win_gotoid",	1, 1, 0,	  f_win_gotoid},
-    {"win_id2tabwin",	1, 1, 0,	  f_win_id2tabwin},
-    {"win_id2win",	1, 1, 0,	  f_win_id2win},
-    {"win_screenpos",	1, 1, 0,	  f_win_screenpos},
+    {"win_execute",	2, 3, FEARG_2,	  f_win_execute},
+    {"win_findbuf",	1, 1, FEARG_1,	  f_win_findbuf},
+    {"win_getid",	0, 2, FEARG_1,	  f_win_getid},
+    {"win_gotoid",	1, 1, FEARG_1,	  f_win_gotoid},
+    {"win_id2tabwin",	1, 1, FEARG_1,	  f_win_id2tabwin},
+    {"win_id2win",	1, 1, FEARG_1,	  f_win_id2win},
+    {"win_screenpos",	1, 1, FEARG_1,	  f_win_screenpos},
     {"winbufnr",	1, 1, FEARG_1,	  f_winbufnr},
     {"wincol",		0, 0, 0,	  f_wincol},
-    {"winheight",	1, 1, 0,	  f_winheight},
-    {"winlayout",	0, 1, 0,	  f_winlayout},
+    {"winheight",	1, 1, FEARG_1,	  f_winheight},
+    {"winlayout",	0, 1, FEARG_1,	  f_winlayout},
     {"winline",		0, 0, 0,	  f_winline},
-    {"winnr",		0, 1, 0,	  f_winnr},
+    {"winnr",		0, 1, FEARG_1,	  f_winnr},
     {"winrestcmd",	0, 0, 0,	  f_winrestcmd},
-    {"winrestview",	1, 1, 0,	  f_winrestview},
+    {"winrestview",	1, 1, FEARG_1,	  f_winrestview},
     {"winsaveview",	0, 0, 0,	  f_winsaveview},
-    {"winwidth",	1, 1, 0,	  f_winwidth},
+    {"winwidth",	1, 1, FEARG_1,	  f_winwidth},
     {"wordcount",	0, 0, 0,	  f_wordcount},
-    {"writefile",	2, 3, 0,	  f_writefile},
+    {"writefile",	2, 3, FEARG_1,	  f_writefile},
     {"xor",		2, 2, FEARG_1,	  f_xor},
 };