diff --git a/man3/setaliasent.3 b/man3/setaliasent.3
index 027bc91b6..b1b3a4ae5 100644
--- a/man3/setaliasent.3
+++ b/man3/setaliasent.3
@@ -18,14 +18,15 @@ getaliasbyname, getaliasbyname_r \- read an alias entry
 .B "void endaliasent(void);"
 .PP
 .B "struct aliasent *getaliasent(void);"
-.BI "int getaliasent_r(struct aliasent *" result ","
-.BI "               char *" buffer ", size_t " buflen \
-", struct aliasent **" res );
+.BI "int getaliasent_r(struct aliasent *restrict " result ,
+.BI "                     char *restrict " buffer ", size_t " buflen ,
+.BI "                     struct aliasent **restrict " res );
 .PP
 .BI "struct aliasent *getaliasbyname(const char *" name );
-.BI "int getaliasbyname_r(const char *" name ", struct aliasent *" result ,
-.BI "               char *" buffer ", size_t " buflen \
-", struct aliasent **" res );
+.BI "int getaliasbyname_r(const char *restrict " name ,
+.BI "                     struct aliasent *restrict " result ,
+.BI "                     char *restrict " buffer ", size_t " buflen ,
+.BI "                     struct aliasent **restrict " res );
 .fi
 .SH DESCRIPTION
 One of the databases available with the Name Service Switch (NSS)