File libpano-implicit-decl.patch of Package libpano
--- ColourBrightness.c
+++ ColourBrightness.c
@@ -35,6 +35,7 @@
#include "tiffio.h"
#include <assert.h>
#include <math.h>
+#include <arpa/inet.h>
#include "pttiff.h"
--- adjust.h
+++ adjust.h
@@ -26,3 +26,4 @@
// sigma = 0 disables the m-estimator
void setFcnPanoHuberSigma(double sigma);
+int EvaluateControlPointErrorAndComponents (int num, double *errptr, double errComponent[2]);
--- parser.c
+++ parser.c
@@ -46,6 +46,7 @@
#include <locale.h>
#include "ZComb.h"
+#include "adjust.h"
/* defined in adjust.c */