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-rw-r--r--lib/pnm.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/pnm.h b/lib/pnm.h
index 3b490552..f6f8137e 100644
--- a/lib/pnm.h
+++ b/lib/pnm.h
@@ -19,6 +19,7 @@ typedef pixel xel;
 typedef pixval xelval;
 #define PNM_OVERALLMAXVAL PPM_OVERALLMAXVAL
 #define PNM_MAXMAXVAL PPM_MAXMAXVAL
+#define pnm_unnormalize ppm_unnormalize
 #define PNM_GET1(x) PPM_GETB(x)
 #define PNM_GETR(x) PPM_GETR(x)
 #define PNM_GETG(x) PPM_GETG(x)