diff --git a/lib/config-riscos.h b/lib/config-riscos.h
index 938a8fc3e..82d579e53 100644
--- a/lib/config-riscos.h
+++ b/lib/config-riscos.h
@@ -378,9 +378,6 @@
 /* Define to `int' if <sys/types.h> does not define. */
 #undef ssize_t
 
-/* this is a quick hack.  I hope it's correct. */
-#define ifr_dstaddr ifr_addr
-
 /* Define if you have the ioctl function. */
 #define HAVE_IOCTL
 
diff --git a/lib/if2ip.c b/lib/if2ip.c
index 1c82373f1..842cd9947 100644
--- a/lib/if2ip.c
+++ b/lib/if2ip.c
@@ -137,7 +137,7 @@ char *Curl_if2ip(int af, const char *interface, char *buf, int buf_size)
     else {
       struct in_addr in;
 
-      struct sockaddr_in *s = (struct sockaddr_in *)&req.ifr_dstaddr;
+      struct sockaddr_in *s = (struct sockaddr_in *)&req.ifr_addr;
       memcpy(&in, &s->sin_addr, sizeof(in));
       ip = (char *) Curl_inet_ntop(s->sin_family, &in, buf, buf_size);
     }
diff --git a/lib/if2ip.h b/lib/if2ip.h
index 6888a4cb8..a7e341907 100644
--- a/lib/if2ip.h
+++ b/lib/if2ip.h
@@ -50,7 +50,6 @@ struct ifreq {
 
 /* This define was added by Daniel to avoid an extra #ifdef INTERIX in the
    C code. */
-#define ifr_dstaddr ifr_addr
 
 #define ifr_name ifr_ifrn.ifrn_name /* interface name */
 #define ifr_addr ifr_ifru.ifru_addr /* address */
diff --git a/lib/setup-os400.h b/lib/setup-os400.h
index 5efa6863b..eb51bc24c 100644
--- a/lib/setup-os400.h
+++ b/lib/setup-os400.h
@@ -30,9 +30,6 @@
 /* OS/400 netdb.h does not define NI_MAXSERV. */
 #define NI_MAXSERV      32
 
-/* OS/400 does not define the ifr_dstaddr union member. */
-#define ifr_dstaddr     ifr_addr
-
 /* No OS/400 header file defines u_int32_t. */
 typedef unsigned long   u_int32_t;
 
diff --git a/src/config-riscos.h b/src/config-riscos.h
index 840b94f6b..f8df38ed5 100644
--- a/src/config-riscos.h
+++ b/src/config-riscos.h
@@ -369,9 +369,6 @@
 /* Define to `int' if <sys/types.h> does not define. */
 #undef ssize_t
 
-/* this is a quick hack.  I hope it's correct. */
-#define ifr_dstaddr ifr_addr
-
 /* Define if you have the ioctl function. */
 #define HAVE_IOCTL