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-rw-r--r--nss/nss_files/files-alias.c2
-rw-r--r--nss/nss_files/files-parse.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/nss/nss_files/files-alias.c b/nss/nss_files/files-alias.c
index 1c32884fe7..4601cb6ce9 100644
--- a/nss/nss_files/files-alias.c
+++ b/nss/nss_files/files-alias.c
@@ -281,7 +281,7 @@ get_next_alias (FILE *stream, const char *match, struct aliasent *result,
 		      /* Adjust the pointer so it is aligned for
 			 storing pointers.  */
 		      first_unused += __alignof__ (char *) - 1;
-		      first_unused -= ((first_unused - (char *) 0)
+		      first_unused -= (((uintptr_t) first_unused)
 				       % __alignof__ (char *));
 		      result->alias_members = (char **) first_unused;
 
diff --git a/nss/nss_files/files-parse.c b/nss/nss_files/files-parse.c
index 632ba0a880..77333b18fe 100644
--- a/nss/nss_files/files-parse.c
+++ b/nss/nss_files/files-parse.c
@@ -239,7 +239,7 @@ parse_list (char **linep, char *eol, char *buf_end, int terminator_c,
 
   /* Adjust the pointer so it is aligned for storing pointers.  */
   eol += __alignof__ (char *) - 1;
-  eol -= (eol - (char *) 0) % __alignof__ (char *);
+  eol -= ((uintptr_t) eol) % __alignof__ (char *);
   /* We will start the storage here for the vector of pointers.  */
   list = (char **) eol;