qa: resolve compiler warnings

-Wall flags this:

make  test_api test_filter
make[1]: Entering directory `/home/jengelh/code/libnetfilter_conntrack/qa'
  CC     test_api.o
test_api.c:16:8: warning: return type defaults to "int"
test_api.c: In function "eval_sigterm":
test_api.c:23:18: warning: too many arguments for format
test_api.c: In function "main":
test_api.c:55:2: warning: implicit declaration of function "fork"
test_api.c:34:22: warning: unused variable "h"
test_api.c:102:1: warning: control reaches end of non-void function
test_api.c: In function "eval_sigterm":
test_api.c:29:1: warning: control reaches end of non-void function
  CCLD   test_api
  CC     test_filter.o
test_filter.c: In function "main":
test_filter.c:58:4: warning: implicit declaration of function "inet_addr"
test_filter.c:74:2: warning: implicit declaration of function "strerror"
test_filter.c:74:2: warning: format "%s" expects type ‘char *’, but argument 3 has type ‘int’
test_filter.c:75:1: warning: control reaches end of non-void function
  CCLD   test_filter

make[1]: Leaving directory `/home/jengelh/code/libnetfilter_conntrack/qa'

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>

0 files changed, 0 insertions, 0 deletions