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-rw-r--r--converter/ppm/ppmtobmp.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/converter/ppm/ppmtobmp.c b/converter/ppm/ppmtobmp.c
index 6bdec8c3..a0de38e3 100644
--- a/converter/ppm/ppmtobmp.c
+++ b/converter/ppm/ppmtobmp.c
@@ -13,6 +13,7 @@
  *
  */
 
+#define _DEFAULT_SOURCE 1 /* New name for SVID & BSD source defines */
 #define _BSD_SOURCE 1    /* Make sure strdup() is in string.h */
 #define _XOPEN_SOURCE 500  /* Make sure strdup() is in string.h */