Fix some warnings.

dlls/rp/blkop_osprey.cpp

@@ -139,9 +139,9 @@ CBaseMonster *CBlkopOsprey::MakeGrunt(Vector vecSrc)
 
 	for (int i = 0; i < m_iUnits; i++)
 	{
-		if (m_hGrunt[i] == NULL || !m_hGrunt[i]->IsAlive())
+		if (m_hGrunt[i] == 0 || !m_hGrunt[i]->IsAlive())
 		{
-			if (m_hGrunt[i] != NULL && m_hGrunt[i]->pev->rendermode == kRenderNormal)
+			if (m_hGrunt[i] != 0 && m_hGrunt[i]->pev->rendermode == kRenderNormal)
 			{
 				m_hGrunt[i]->SUB_StartFadeOut();
 			}

dlls/rp/massn.cpp

@@ -131,7 +131,7 @@ int CMassn::IRelationship( CBaseEntity *pTarget )
 //=========================================================
 void CMassn::Sniperrifle(void)
 {
-	if (m_hEnemy == NULL)
+	if (m_hEnemy == 0)
 	{
 		return;
 	}

dlls/rp/otis.cpp

@@ -91,7 +91,7 @@ LINK_ENTITY_TO_CLASS(monster_otis, COtis);
 //=========================================================
 void COtis::AlertSound(void)
 {
-	if (m_hEnemy != NULL)
+	if (m_hEnemy != 0 )
 	{
 		if (FOkToSpeak())
 		{
@@ -302,7 +302,7 @@ int COtis::TakeDamage(entvars_t* pevInflictor, entvars_t* pevAttacker, float flD
 
 		// This is a heurstic to determine if the player intended to harm me
 		// If I have an enemy, we can't establish intent (may just be crossfire)
-		if (m_hEnemy == NULL)
+		if (m_hEnemy == 0 )
 		{
 			// If the player was facing directly at me, or I'm already suspicious, get mad
 			if ((m_afMemory & bits_MEMORY_SUSPICIOUS) || IsFacing(pevAttacker, pev->origin))
@@ -477,10 +477,10 @@ public:
 	void KeyValue(KeyValueData *pkvd);
 
 	int	m_iPose;// which sequence to display	-- temporary, don't need to save
-	static char *m_szPoses[5];
+	static const char *m_szPoses[5];
 };
 
-char *CDeadOtis::m_szPoses[] = { "lying_on_back", "lying_on_side", "lying_on_stomach", "stuffed_in_vent", "dead_sitting" };
+const char *CDeadOtis::m_szPoses[] = { "lying_on_back", "lying_on_side", "lying_on_stomach", "stuffed_in_vent", "dead_sitting" };
 
 void CDeadOtis::KeyValue(KeyValueData *pkvd)
 {

dlls/rp/pitdrone.cpp

@@ -149,7 +149,7 @@ int CPitdrone::TakeDamage(entvars_t *pevInflictor, entvars_t *pevAttacker, float
 
 	// if the squid is running, has an enemy, was hurt by the enemy, hasn't been hurt in the last 3 seconds, and isn't too close to the enemy,
 	// it will swerve. (whew).
-	if (m_hEnemy != NULL && IsMoving() && pevAttacker == m_hEnemy->pev)
+	if (m_hEnemy != 0 && IsMoving() && pevAttacker == m_hEnemy->pev)
 	{
 		flDist = (pev->origin - m_hEnemy->pev->origin).Length2D();
 
@@ -181,7 +181,7 @@ BOOL CPitdrone::CheckRangeAttack1(float flDot, float flDist)
 
 	if (flDist > 64 && flDist <= 784 && flDot >= 0.5 && gpGlobals->time >= m_flNextSpitTime)
 	{
-		if (m_hEnemy != NULL)
+		if (m_hEnemy != 0)
 		{
 			if (fabs(pev->origin.z - m_hEnemy->pev->origin.z) > 256)
 			{
@@ -893,7 +893,7 @@ int CPitDrone::TakeDamage(entvars_t *pevInflictor, entvars_t *pevAttacker, float
 
 	// if the pitdrone is running, has an enemy, was hurt by the enemy, and isn't too close to the enemy,
 	// it will swerve. (whew).
-	if (m_hEnemy != NULL && IsMoving() && pevAttacker == m_hEnemy->pev )
+	if (m_hEnemy != 0 && IsMoving() && pevAttacker == m_hEnemy->pev )
 	{
 		flDist = (pev->origin - m_hEnemy->pev->origin).Length2D();
 
@@ -1297,7 +1297,7 @@ void CPitDrone::RunAI(void)
 	// first, do base class stuff
 	CBaseMonster::RunAI();
 
-	if (m_hEnemy != NULL && m_Activity == ACT_RUN)
+	if (m_hEnemy != 0 && m_Activity == ACT_RUN)
 	{
 		// chasing enemy. Sprint for last bit
 		if ((pev->origin - m_hEnemy->pev->origin).Length2D() < PITDRONE_SPRINT_DIST)
@@ -1601,6 +1601,8 @@ Schedule_t *CPitDrone::GetSchedule(void)
 
 		break;
 	}
+	default:
+		break;
 	}
 
 	return CBaseMonster::GetSchedule();

dlls/zombie.cpp

@@ -335,10 +335,10 @@ public:
 	void KeyValue( KeyValueData *pkvd );
 
 	int	m_iPose;// which sequence to display	-- temporary, don't need to save
-	static char *m_szPoses[2];
+	static const char *m_szPoses[2];
 };
 
-char *CDeadZSoldier::m_szPoses[] =
+const char *CDeadZSoldier::m_szPoses[] =
 {
 	"dead_on_back",
 	"dead_on_stomach"