diff --git a/linux/xptypes.h b/linux/xptypes.h
index fe3b3347b..007d5a145 100644
--- a/linux/xptypes.h
+++ b/linux/xptypes.h
@@ -87,6 +87,7 @@ extern void p_ignore(char*, ...);
 #define XP_MEMCPY(d,s,l) memcpy((d),(s),(l))
 #define XP_MEMCMP( a1, a2, l )  memcmp((a1),(a2),(l))
 #define XP_STRLEN(s) strlen(s)
+#define XP_STRCAT(d,s) strcat((d),(s))
 #define XP_STRNCMP(s1,s2,len) strncmp((s1),(s2),(len))
 #define XP_STRCMP(s1,s2)       strcmp((s1),(s2))
 #define XP_RANDOM() random()
diff --git a/palm/xptypes.h b/palm/xptypes.h
index e4061c32c..f677cb08c 100644
--- a/palm/xptypes.h
+++ b/palm/xptypes.h
@@ -76,6 +76,7 @@ XP_U8* palm_realloc(XP_U8* in, XP_U16 size);
 #define XP_STRNCMP(s1,s2,l)     StrNCompare((const char*)(s1), \
                                             (const char*)(s2),(l))
 #define XP_STRCMP(s1,s2)         StrCompare((s1),(s2))
+#define XP_STRCAT(d,s)           StrCat((d),(s))
 #define XP_SNPRINTF palm_snprintf
 
 #define XP_MIN(a,b) ((a)<(b)?(a):(b))