diff --git a/wiretap/erf.c b/wiretap/erf.c
index a3be2e2555..7b111d3d29 100644
--- a/wiretap/erf.c
+++ b/wiretap/erf.c
@@ -514,7 +514,7 @@ static gboolean erf_write_phdr(wtap_dumper *wdh, int encap, const union wtap_pse
   switch(encap){
     case WTAP_ENCAP_ERF:
       memset(&erf_hdr, 0, sizeof(erf_hdr));
-      pletonll(&erf_hdr[0], pseudo_header->erf.phdr.ts);
+      phtolell(&erf_hdr[0], pseudo_header->erf.phdr.ts);
       erf_hdr[8] = pseudo_header->erf.phdr.type;
       erf_hdr[9] = pseudo_header->erf.phdr.flags;
       phtons(&erf_hdr[10], pseudo_header->erf.phdr.rlen);
diff --git a/wiretap/pcap-common.c b/wiretap/pcap-common.c
index 19d6c3f555..a778e37da7 100644
--- a/wiretap/pcap-common.c
+++ b/wiretap/pcap-common.c
@@ -1892,7 +1892,7 @@ pcap_write_phdr(wtap_dumper *wdh, int encap, const union wtap_pseudo_header *pse
 		 * Write the ERF header.
 		 */
 	        memset(&erf_hdr, 0, sizeof(erf_hdr));
-		pletonll(&erf_hdr[0], pseudo_header->erf.phdr.ts);
+		phtolell(&erf_hdr[0], pseudo_header->erf.phdr.ts);
 		erf_hdr[8] = pseudo_header->erf.phdr.type;
 		erf_hdr[9] = pseudo_header->erf.phdr.flags;
 		phtons(&erf_hdr[10], pseudo_header->erf.phdr.rlen);
diff --git a/wiretap/wtap-int.h b/wiretap/wtap-int.h
index 3d76e47579..4fb6fe565c 100644
--- a/wiretap/wtap-int.h
+++ b/wiretap/wtap-int.h
@@ -296,8 +296,8 @@ extern gint wtap_num_file_types;
 	}
 #endif
 
-#ifndef pletonll
-#define pletonll(p, v) \
+#ifndef phtolell
+#define phtolell(p, v) \
 	{ 				\
 	(p)[0] = (guint8)((v) >> 0);	\
 	(p)[1] = (guint8)((v) >> 8);	\