2 files changed, 8 insertions, 0 deletions
diff --git a/backends/wince/missing/missing.cpp b/backends/wince/missing/missing.cpp
index 0b3218d3cf..de4fc8a07b 100644
--- a/backends/wince/missing/missing.cpp
+++ b/backends/wince/missing/missing.cpp
@@ -245,6 +245,13 @@ void rewind(FILE *stream)
 
 
 #if _WIN32_WCE < 300
+
+int isalnum(int c) {
+	return ((c >= 'A' && c <= 'Z') ||
+			(c >= 'a' && c <= 'z') ||
+			(c >= '0' && c <= '9'));
+}
+
 char *_strdup(const char *strSource)
 #else
 char *strdup(const char *strSource)
diff --git a/backends/wince/portdefs.h b/backends/wince/portdefs.h
index ead2437586..154e4d2cf7 100644
--- a/backends/wince/portdefs.h
+++ b/backends/wince/portdefs.h
@@ -26,6 +26,7 @@
 #define _HEAPOK 0
 
 void *calloc(size_t n, size_t s);
+int isalnum(int c);
 int isdigit(int c);
 int isprint(int c);
 int isspace(int c);