Make sure ecpg header files do not have a comment lasting several lines, one of

which is a preprocessor directive. This leads ecpg to incorrectly parse the comment as nested.

src/interfaces/ecpg/include/datetime.h

@@ -5,8 +5,8 @@
 
 #include <ecpg_informix.h>
 
-#ifndef _ECPGLIB_H				/* source created by ecpg which defines these
-								 * symbols */
+/* source created by ecpg which defines these symbols */
+#ifndef _ECPGLIB_H
 typedef timestamp dtime_t;
 typedef interval intrvl_t;
 #endif   /* ndef _ECPGLIB_H */

src/interfaces/ecpg/include/decimal.h

@@ -5,8 +5,8 @@
 
 #include <ecpg_informix.h>
 
-#ifndef _ECPGLIB_H				/* source created by ecpg which defines this
-								 * symbol */
+/* source created by ecpg which defines this */
+#ifndef _ECPGLIB_H
 typedef decimal dec_t;
 #endif   /* ndef _ECPGLIB_H */