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-rw-r--r--src/PJ_urmfps.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/PJ_urmfps.cpp b/src/PJ_urmfps.cpp
index 1d147b9c..848ba4f9 100644
--- a/src/PJ_urmfps.cpp
+++ b/src/PJ_urmfps.cpp
@@ -9,9 +9,11 @@
PROJ_HEAD(urmfps, "Urmaev Flat-Polar Sinusoidal") "\n\tPCyl, Sph\n\tn=";
PROJ_HEAD(wag1, "Wagner I (Kavraisky VI)") "\n\tPCyl, Sph";
+namespace { // anonymous namespace
struct pj_opaque {
double n, C_y;
};
+} // anonymous namespace
#define C_x 0.8773826753
#define Cy 1.139753528477