diff --git a/src/evalfunc.c b/src/evalfunc.c
index 4561f08..dda9874 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -595,33 +595,33 @@
     {"globpath",	2, 5, FEARG_2,	  f_globpath},
     {"has",		1, 1, 0,	  f_has},
     {"has_key",		2, 2, FEARG_1,	  f_has_key},
-    {"haslocaldir",	0, 2, 0,	  f_haslocaldir},
-    {"hasmapto",	1, 3, 0,	  f_hasmapto},
-    {"highlightID",	1, 1, 0,	  f_hlID},	// obsolete
-    {"highlight_exists",1, 1, 0,	  f_hlexists},	// obsolete
-    {"histadd",		2, 2, 0,	  f_histadd},
-    {"histdel",		1, 2, 0,	  f_histdel},
-    {"histget",		1, 2, 0,	  f_histget},
-    {"histnr",		1, 1, 0,	  f_histnr},
-    {"hlID",		1, 1, 0,	  f_hlID},
-    {"hlexists",	1, 1, 0,	  f_hlexists},
+    {"haslocaldir",	0, 2, FEARG_1,	  f_haslocaldir},
+    {"hasmapto",	1, 3, FEARG_1,	  f_hasmapto},
+    {"highlightID",	1, 1, FEARG_1,	  f_hlID},	// obsolete
+    {"highlight_exists",1, 1, FEARG_1,	  f_hlexists},	// obsolete
+    {"histadd",		2, 2, FEARG_2,	  f_histadd},
+    {"histdel",		1, 2, FEARG_1,	  f_histdel},
+    {"histget",		1, 2, FEARG_1,	  f_histget},
+    {"histnr",		1, 1, FEARG_1,	  f_histnr},
+    {"hlID",		1, 1, FEARG_1,	  f_hlID},
+    {"hlexists",	1, 1, FEARG_1,	  f_hlexists},
     {"hostname",	0, 0, 0,	  f_hostname},
-    {"iconv",		3, 3, 0,	  f_iconv},
-    {"indent",		1, 1, 0,	  f_indent},
+    {"iconv",		3, 3, FEARG_1,	  f_iconv},
+    {"indent",		1, 1, FEARG_1,	  f_indent},
     {"index",		2, 4, FEARG_1,	  f_index},
-    {"input",		1, 3, 0,	  f_input},
-    {"inputdialog",	1, 3, 0,	  f_inputdialog},
-    {"inputlist",	1, 1, 0,	  f_inputlist},
+    {"input",		1, 3, FEARG_1,	  f_input},
+    {"inputdialog",	1, 3, FEARG_1,	  f_inputdialog},
+    {"inputlist",	1, 1, FEARG_1,	  f_inputlist},
     {"inputrestore",	0, 0, 0,	  f_inputrestore},
     {"inputsave",	0, 0, 0,	  f_inputsave},
-    {"inputsecret",	1, 2, 0,	  f_inputsecret},
+    {"inputsecret",	1, 2, FEARG_1,	  f_inputsecret},
     {"insert",		2, 3, FEARG_1,	  f_insert},
     {"invert",		1, 1, FEARG_1,	  f_invert},
-    {"isdirectory",	1, 1, 0,	  f_isdirectory},
+    {"isdirectory",	1, 1, FEARG_1,	  f_isdirectory},
 #if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
     {"isinf",		1, 1, FEARG_1,	  f_isinf},
 #endif
-    {"islocked",	1, 1, 0,	  f_islocked},
+    {"islocked",	1, 1, FEARG_1,	  f_islocked},
 #if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
     {"isnan",		1, 1, FEARG_1,	  f_isnan},
 #endif