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-rw-r--r--src/afl-fuzz-one.c4
-rw-r--r--src/afl-fuzz-python.c2
-rw-r--r--src/afl-fuzz-redqueen.c4
3 files changed, 5 insertions, 5 deletions
diff --git a/src/afl-fuzz-one.c b/src/afl-fuzz-one.c
index cc97654a..a4ba739e 100644
--- a/src/afl-fuzz-one.c
+++ b/src/afl-fuzz-one.c
@@ -27,7 +27,7 @@
 
 /* MOpt */
 
-int select_algorithm(afl_state_t *afl) {
+static int select_algorithm(afl_state_t *afl) {
 
   int i_puppet, j_puppet;
 
@@ -2366,7 +2366,7 @@ abandon_entry:
 }
 
 /* MOpt mode */
-u8 mopt_common_fuzzing(afl_state_t *afl, MOpt_globals_t MOpt_globals) {
+static u8 mopt_common_fuzzing(afl_state_t *afl, MOpt_globals_t MOpt_globals) {
 
   if (!MOpt_globals.is_pilot_mode) {
 
diff --git a/src/afl-fuzz-python.c b/src/afl-fuzz-python.c
index 12c3a09d..33f01797 100644
--- a/src/afl-fuzz-python.c
+++ b/src/afl-fuzz-python.c
@@ -41,7 +41,7 @@ it just fills in `&py_mutator->something_buf, &py_mutator->something_size`. */
   (void **)&((py_mutator_t *)py_mutator)->name##_buf, \
       &((py_mutator_t *)py_mutator)->name##_size
 
-size_t fuzz_py(void *py_mutator, u8 *buf, size_t buf_size, u8 **out_buf,
+static size_t fuzz_py(void *py_mutator, u8 *buf, size_t buf_size, u8 **out_buf,
                u8 *add_buf, size_t add_buf_size, size_t max_size) {
 
   size_t    mutated_size;
diff --git a/src/afl-fuzz-redqueen.c b/src/afl-fuzz-redqueen.c
index 6f2fb144..3e9af088 100644
--- a/src/afl-fuzz-redqueen.c
+++ b/src/afl-fuzz-redqueen.c
@@ -37,7 +37,7 @@ struct range {
 
 };
 
-struct range *add_range(struct range *ranges, u32 start, u32 end) {
+static struct range *add_range(struct range *ranges, u32 start, u32 end) {
 
   struct range *r = ck_alloc_nozero(sizeof(struct range));
   r->start = start;
@@ -47,7 +47,7 @@ struct range *add_range(struct range *ranges, u32 start, u32 end) {
 
 }
 
-struct range *pop_biggest_range(struct range **ranges) {
+static struct range *pop_biggest_range(struct range **ranges) {
 
   struct range *r = *ranges;
   struct range *prev = NULL;