Removed trailing whitespace.

diff --git a/include/sql.h b/include/sql.h
index 5cc4192..82a7979 100644
--- a/include/sql.h
+++ b/include/sql.h
@@ -638,7 +638,7 @@
 SQLRETURN WINAPI   SQLGetEnvAttr(SQLHENV EnvironmentHandle,
            SQLINTEGER Attribute, SQLPOINTER Value,
            SQLINTEGER BufferLength, SQLINTEGER *StringLength);
-#endif 
+#endif
 
 SQLRETURN WINAPI   SQLGetFunctions(SQLHDBC ConnectionHandle,
            SQLUSMALLINT FunctionId, SQLUSMALLINT *Supported);
@@ -743,4 +743,4 @@
 #ifdef __cplusplus
 }
 #endif
-#endif	
+#endif