alf: Fix build with pcc.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/alf.c b/src/alf.c
index fe9c342..7945799 100644
--- a/src/alf.c
+++ b/src/alf.c
@@ -33,6 +33,12 @@ long hdr_compsize_pos;
 
 FILE *out_file, *in_file;
 const char *out_filename, *atari_filename;
+
+/* pcc needs this */
+#ifndef PATH_MAX
+#define PATH_MAX 4096
+#endif
+
 char in_filename[PATH_MAX + 1];
 
 char hdr_filename[13];