fixed global variables, made them extern in *.h files

libpcp/fatal.c

@@ -29,6 +29,10 @@
 #include <string.h>
 #include <stdlib.h>
 
+char *PCP_ERR;
+byte PCP_ERRSET;
+int PCP_EXIT;
+
 void fatal(const char * fmt, ...) {
   va_list ap;
   va_start(ap, fmt);

libpcp/keyhash.c

@@ -22,6 +22,11 @@
 
 #include "keyhash.h"
 
+pcp_key_t *pcpkey_hash;
+pcp_pubkey_t *pcppubkey_hash;
+pcp_key_t *__k;
+pcp_pubkey_t *__p;
+
 void pcphash_init() {
   pcpkey_hash = NULL;
   pcppubkey_hash = NULL;