Define printf qualifier prefix fallbacks

include/ruby/internal/arithmetic/gid_t.h

@@ -31,4 +31,8 @@
 # define NUM2GIDT RB_NUM2LONG
 #endif
 
+#ifndef PRI_GIDT_PREFIX
+# define PRI_GIDT_PREFIX PRI_LONG_PREFIX
+#endif
+
 #endif /* RBIMPL_ARITHMETIC_GID_T_H */

include/ruby/internal/arithmetic/mode_t.h

@@ -31,4 +31,8 @@
 # define MODET2NUM RB_INT2NUM
 #endif
 
+#ifndef PRI_MODET_PREFIX
+# define PRI_MODET_PREFIX PRI_INT_PREFIX
+#endif
+
 #endif /* RBIMPL_ARITHMETIC_MODE_T_H */

include/ruby/internal/arithmetic/off_t.h

@@ -46,4 +46,14 @@
 # define NUM2OFFT RB_NUM2INT
 #endif
 
+#ifdef PRI_OFFT_PREFIX
+# /* take that. */
+#elif SIZEOF_OFF_T == SIZEOF_LONG_LONG
+# define PRI_OFFT_PREFIX PRI_LL_PREFIX
+#elif SIZEOF_OFF_T == SIZEOF_LONG
+# define PRI_OFFT_PREFIX PRI_LONG_PREFIX
+#else
+# define PRI_OFFT_PREFIX PRI_INT_PREFIX
+#endif
+
 #endif /* RBIMPL_ARITHMETIC_OFF_T_H */

include/ruby/internal/arithmetic/pid_t.h

@@ -31,4 +31,8 @@
 # define NUM2PIDT RB_NUM2LONG
 #endif
 
+#ifndef PRI_PIDT_PREFIX
+# define PRI_PIDT_PREFIX PRI_LONG_PREFIX
+#endif
+
 #endif /* RBIMPL_ARITHMETIC_PID_T_H */

include/ruby/internal/arithmetic/uid_t.h

@@ -31,4 +31,8 @@
 # define NUM2UIDT RB_NUM2LONG
 #endif
 
+#ifndef PRI_UIDT_PREFIX
+# define PRI_UIDT_PREFIX PRI_LONG_PREFIX
+#endif
+
 #endif /* RBIMPL_ARITHMETIC_UID_T_H */